I completed the game without issue, for the most part. The most annoying bug was one where my main character stayed permanently asleep. Saving then loading fixed it. Act 3 is noticeably not as good as the first 2 acts, but it didn’t ruin the game for me.
I think they mean that most text-based communities are on Reddit, but considering this same article is also on Reddit I don’t know what point they’re trying to make.