You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: !technology@lemmy.world
This is a most excellent place for technology news and articles.
I’m certain the FPGA implementations exist going off MiSTer.
My mister plays 100+ different arcade boards/games. There is also a yet to be released MARS FPGA system which will play Dreamcast + systems.