A few times, now, I've made progress in a game while in Offline Mode, because my flaky internet makes Steam give me that option from time to time.
That's fine.
But, if I boot Steam up again in Online Mode later, the progress I've made has reverted to an older version, presumably the one on Steam Cloud.
Is there a fix? I'm very perplexed at how an older file is overwriting a newer one.