Valve now requires developers to launch their game through the Steam client and run it for at least five minutes before submitting it for review, as part of several new additions to Steam's pre-release checklist. It doesn't have to be the developer playing, since anyone's playtime counts, as long...

cross-posted from: https://lemmy.ca/post/73383204

Apparently, Valve keeps getting builds that were never run through Steam at all, which is how games end up with broken launch options or missing depots.