Further topics could be:
- reference types for 9.3: RFC: PIM x Property Graph: EAV, Reference Types, Constraints, Neos 9.3 and all the good stuff - #5 by Nezaniel
- the new reference editor: WIP: FEATURE: New reference editor (DD Sprint) by mhsdesign · Pull Request #4021 · neos/neos-ui · GitHub
- a backreference editor