diff --git a/adapter-amqp/src/main/java/io/nosqlbench/adapter/amqp/AmqpDriverAdapterLoader.java b/adapter-amqp/src/main/java/io/nosqlbench/adapter/amqp/AmqpDriverAdapterLoader.java
index 3c23158d7..4df4796c0 100644
--- a/adapter-amqp/src/main/java/io/nosqlbench/adapter/amqp/AmqpDriverAdapterLoader.java
+++ b/adapter-amqp/src/main/java/io/nosqlbench/adapter/amqp/AmqpDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.amqp;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/Cqld4DriverAdapterLoader.java b/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/Cqld4DriverAdapterLoader.java
index ea18bcc2d..3bfb49f42 100644
--- a/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/Cqld4DriverAdapterLoader.java
+++ b/adapter-cqld4/src/main/java/io/nosqlbench/adapter/cqld4/Cqld4DriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.cqld4;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-dynamodb/src/main/java/io/nosqlbench/adapter/dynamodb/DynamoDBDriverAdapterLoader.java b/adapter-dynamodb/src/main/java/io/nosqlbench/adapter/dynamodb/DynamoDBDriverAdapterLoader.java
index 83d022e67..4d45649d3 100644
--- a/adapter-dynamodb/src/main/java/io/nosqlbench/adapter/dynamodb/DynamoDBDriverAdapterLoader.java
+++ b/adapter-dynamodb/src/main/java/io/nosqlbench/adapter/dynamodb/DynamoDBDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.dynamodb;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-http/src/main/java/io/nosqlbench/adapter/http/HttpDriverAdapterLoader.java b/adapter-http/src/main/java/io/nosqlbench/adapter/http/HttpDriverAdapterLoader.java
index 0c400606b..d9a7f32dd 100644
--- a/adapter-http/src/main/java/io/nosqlbench/adapter/http/HttpDriverAdapterLoader.java
+++ b/adapter-http/src/main/java/io/nosqlbench/adapter/http/HttpDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.http;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-kafka/src/main/java/io/nosqlbench/adapter/kafka/KafkaDriverAdapterLoader.java b/adapter-kafka/src/main/java/io/nosqlbench/adapter/kafka/KafkaDriverAdapterLoader.java
index a1a3fbc18..c45acce81 100644
--- a/adapter-kafka/src/main/java/io/nosqlbench/adapter/kafka/KafkaDriverAdapterLoader.java
+++ b/adapter-kafka/src/main/java/io/nosqlbench/adapter/kafka/KafkaDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.kafka;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-mongodb/src/main/java/io/nosqlbench/adapter/mongodb/core/KafkaDriverAdapterLoader.java b/adapter-mongodb/src/main/java/io/nosqlbench/adapter/mongodb/core/KafkaDriverAdapterLoader.java
index 0a7040fd1..abaf4f921 100644
--- a/adapter-mongodb/src/main/java/io/nosqlbench/adapter/mongodb/core/KafkaDriverAdapterLoader.java
+++ b/adapter-mongodb/src/main/java/io/nosqlbench/adapter/mongodb/core/KafkaDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.mongodb.core;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-pgvector/src/main/java/io/nosqlbench/adapter/pgvector/PGVectorDriverAdapterLoader.java b/adapter-pgvector/src/main/java/io/nosqlbench/adapter/pgvector/PGVectorDriverAdapterLoader.java
index 914c1522b..978a8d6bc 100644
--- a/adapter-pgvector/src/main/java/io/nosqlbench/adapter/pgvector/PGVectorDriverAdapterLoader.java
+++ b/adapter-pgvector/src/main/java/io/nosqlbench/adapter/pgvector/PGVectorDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.pgvector;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-pinecone/src/main/java/io/nosqlbench/adapter/pinecone/PineconeDriverAdapterLoader.java b/adapter-pinecone/src/main/java/io/nosqlbench/adapter/pinecone/PineconeDriverAdapterLoader.java
index 9db014a19..6b384db0e 100644
--- a/adapter-pinecone/src/main/java/io/nosqlbench/adapter/pinecone/PineconeDriverAdapterLoader.java
+++ b/adapter-pinecone/src/main/java/io/nosqlbench/adapter/pinecone/PineconeDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.pinecone;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-pulsar/src/main/java/io/nosqlbench/adapter/pulsar/PulsarDriverAdapterLoader.java b/adapter-pulsar/src/main/java/io/nosqlbench/adapter/pulsar/PulsarDriverAdapterLoader.java
index b3b424204..616061278 100644
--- a/adapter-pulsar/src/main/java/io/nosqlbench/adapter/pulsar/PulsarDriverAdapterLoader.java
+++ b/adapter-pulsar/src/main/java/io/nosqlbench/adapter/pulsar/PulsarDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.pulsar;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-s4j/src/main/java/io/nosqlbench/adapter/s4j/S4JDriverAdapterLoader.java b/adapter-s4j/src/main/java/io/nosqlbench/adapter/s4j/S4JDriverAdapterLoader.java
index 8946b857e..350ee71df 100644
--- a/adapter-s4j/src/main/java/io/nosqlbench/adapter/s4j/S4JDriverAdapterLoader.java
+++ b/adapter-s4j/src/main/java/io/nosqlbench/adapter/s4j/S4JDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.s4j;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-stdout/src/main/java/io/nosqlbench/adapter/stdout/StdoutDriverAdapterLoader.java b/adapter-stdout/src/main/java/io/nosqlbench/adapter/stdout/StdoutDriverAdapterLoader.java
index 592716506..5187545a9 100644
--- a/adapter-stdout/src/main/java/io/nosqlbench/adapter/stdout/StdoutDriverAdapterLoader.java
+++ b/adapter-stdout/src/main/java/io/nosqlbench/adapter/stdout/StdoutDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.stdout;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpclient/TcpClientDriverAdapterLoader.java b/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpclient/TcpClientDriverAdapterLoader.java
index d9220334b..7024eba4b 100644
--- a/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpclient/TcpClientDriverAdapterLoader.java
+++ b/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpclient/TcpClientDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.tcpclient;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpserver/TcpServerDriverAdapterLoader.java b/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpserver/TcpServerDriverAdapterLoader.java
index 69de66844..85fb3d55c 100644
--- a/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpserver/TcpServerDriverAdapterLoader.java
+++ b/adapter-tcp/src/main/java/io/nosqlbench/adapter/tcpserver/TcpServerDriverAdapterLoader.java
@@ -1,5 +1,23 @@
 package io.nosqlbench.adapter.tcpserver;
 
+/*
+ * Copyright (c) 2022 nosqlbench
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.
+ */
+
+
 import io.nosqlbench.adapter.diag.DriverAdapterLoader;
 import io.nosqlbench.api.labels.NBLabels;
 import io.nosqlbench.components.NBComponent;
diff --git a/engine-extensions/src/main/java/io/nosqlbench/engine/extensions/histologger/HdrHistoLogPlugin.java b/engine-extensions/src/main/java/io/nosqlbench/engine/extensions/histologger/HdrHistoLogPlugin.java
deleted file mode 100644
index e69de29bb..000000000
diff --git a/engine-extensions/src/main/java/io/nosqlbench/engine/extensions/histostatslogger/HistoStatsPlugin.java b/engine-extensions/src/main/java/io/nosqlbench/engine/extensions/histostatslogger/HistoStatsPlugin.java
deleted file mode 100644
index e69de29bb..000000000
diff --git a/engine-extensions/src/main/java/io/nosqlbench/engine/extensions/scriptingmetrics/ScriptingMetrics.java b/engine-extensions/src/main/java/io/nosqlbench/engine/extensions/scriptingmetrics/ScriptingMetrics.java
deleted file mode 100644
index e69de29bb..000000000
diff --git a/nb-api/src/main/java/io/nosqlbench/api/engine/metrics/ActivityMetrics.java b/nb-api/src/main/java/io/nosqlbench/api/engine/metrics/ActivityMetrics.java
deleted file mode 100644
index e69de29bb..000000000
diff --git a/pom.xml b/pom.xml
index 399e8f983..9fc75075d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -85,7 +85,7 @@
         <module>nb5-proof</module>
         <module>nb5</module>
         <module>nbr</module>
-<!--        <module>nbr-examples</module>-->
+        <module>nbr-examples</module>
         <module>nb-api</module>
         <module>nb-annotations</module>
         <module>nb-spectest</module>