There’s an updated (March 2021) Multiplexing Volume Licensing Brief from Microsoft which is updated for the renaming of the Common Data Service to Dataverse.
This is a useful document if you want to learn more about how multiplexing may impact the licensing needs of customers, and there’s a wide range of products covered with plenty of examples and scenarios.
Find this updated Volume Licensing Brief here: https://bit.ly/3a2KoGI.