What exactly are you asking? If it's a livesplit question I might be able to help you out if you're a little more specific. If it's an autosplit thing I'm not the person to be able to answer

Yes, there is significant input lag on both compared to a real N64 or emulator.

would secret stars (ssl secrets) count as coin stars? maybe a dumb question but if so this would be a really cool route/category