Does that user have other popular uploads that might disappear if they were banned?
It’s entirely possible that whatever cracker they got their upload from snuck the miner in without the uploader’s knowledge. Always a lot of iffs when nobody will ever really know the truth.
Not the first time weird drama has happened in the torrent scenes and won’t be the last. Just more reinforcement to scan all your downloads and consider sandboxing them until you’ve proven them to be clean