It is impossible to hack the 3ds cuz its so new. Well its not impossible but it would be very hard and there are no glitches besides the maka whuhu shortcut but that was patched a long time ago.
I swear like 99% of arcade games wouldn't even exist these days outside of MAME the arcade machines are old and busted very few ever saw any sort of home conversion
I mean if a company could use AI to do the work of a home conversion for essentially free why not? The rights for some games are completely lost though