I sent this via email as well - I’ve written up our plans for the next schema update:
https://docs.google.com/document/d/1wGqBDmd3MmUSV5WitJ4r9HrHgfMb9wwqSosbt5km_1g/edit#
Once we’ve discussed this within our group I’ll be putting this out for public feedback (with any changes included of course!).