Well, no, Steam provides a bunch of services to gamedevs that might be tied to an account, like matchmaking or mod support. But if the games don't use that they

Well, no, Steam provides a bunch of services to gamedevs that might be tied to an account, like matchmaking or mod support. But if the games don't use that they're not encumbered. I've got a bunch of hours in KSP that aren't on my account because I launched the exe through the CKAN mod manager rather than Steam