BYD are a battery manufacturer that happened to break into the Car Market. One of the few EV manufacturers of trust with interesting battery news.

That’s fine, most of the content was written by corporate robots before anyway.

Typically when there are “can’t mount” issues with btrfs it’s cause the write log got corrupted, and memory errors are usually the cause.

BTRFS needs a clean write log to guarantee the state of the blocks to put the filesystem overlay on top of, so if it’s corrupted btrfs usually chooses to not mount until you do some manual remediations.

If the data verification stuff seems more of a pain in the ass than it’s worth you can turn most of those features off with mount options.