Tbh guessing is part of the way to solve a bug. You need to make a hypothesis and the test if it is true. If not try another. Saying the zfs/btrfs teams have n

Tbh guessing is part of the way to solve a bug. You need to make a hypothesis and the test if it is true. If not try another. Saying the zfs/btrfs teams have no idea means the person has no idea about software development process ... It is a system none fully knows a system that complex. If they did, the bug wouldn't have happened.