Improved explanation of when to re-run init.
@@ -218,8 +218,9 @@ Generally speaking, if you change the 'module-path', 'timeout', 'excluded-module
configuration, or if you change any of the filters you use, then you need to re-initialize your session and start over.
Any of these changes can affect the operations that the subsequent `exec` command will run.
-Similarly, you need to create a new session with `init` whenever your code-under-test changes. This is necessary because
-changes to the CUT will affect which mutations are made.
+Similarly, you need to create a new session with `init` whenever your code-under-test or your tests themselves change.
+This is necessary because changes to the CUT will affect which mutations are made and changes to the tests affect which
+tests are run.
Baselining
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