I agree - but in cases of marginal hardware I'd expect to see more strange issues than just specifically FS corruption with btrfs. At one point it was limited

I agree - but in cases of marginal hardware I'd expect to see more strange issues than just specifically FS corruption with btrfs. At one point it was limited to if I was using compression, but using compression was the major reason I wanted btrfs for that use rather than ext4/xfs.