No MAME Update this month but I still have something to share.
This is a collaboration with @brudibru who deserves credit for most of the work: determining the playable games list, core settings, making the videos, and motivating me to work on another system.
I made the database, themes, and wheels
Using RetroArch QUASI88 core (Neo Kobe set)
177 playable games
Homebrew compilation Disks have been spit using RetroArch autoload states.
Quasi88 core settings:
QUASI88 Core System Bios Folder (RetroArch/system/quasi88)
quasi88.7z
Enterprise 64/128
Main Menu Theme
Main Menu Wheel
System Video
Default Theme
Complete System Setup Here