of emulators, or of copyrighted games/code?
For the US, DMCA bans circumvention devices. It is possible to argue that emulators run afoul of this provision.
it depends.
Paypal explicitly bans emulators as do some other services, although that's not really a legal issue per se.
For the US, DMCA bans circumvention devices. It is possible to argue that emulators run afoul of this provision.