The StackExchange communities could easily be migrated to the Fediverse. Aside from embedded advertising on StackExchange's website, is there any catalyst that could trigger this?
A lot of good things are happening at https://forums.nabu.ca where you can find DJ and Leo. There is also a weekly NABU chat on retronet.
NABUs can be purchased at a really good price directly from Pell Mill:
It is a different kind of bass, but not really used by guitarists or bass players. They're unique on their own and work well with others.
If you want a parallel universe experience, try an FM Towns. They are x86 based were introduced in 1989 in Japan and ran through the 1990s. While they do run DOS, they have their own custom windowing system with a focus on MIDI audio/visual production using both a built in FM synth and PCM sampled wave form.
It is also possible to run Windows 3.x and Win95 (as well as Linux) if you want, but "Towns OS" is pretty cool and makes heavy use of read-only optical drive where the user stores on memory cards or floppy disks rather than installing the OS on a hard drive. However, since it has built in SCSI you can attach a hard drive for storing larger data.