It will drain your device battery pretty fast because of high CPU usage. There's nothing good about such a performance. It's just bad.
H265 or VP9 in software are the same… Here, we managed to have a sw decoder for a format that is one order of magnitude more complex than those codecs and yet, consume less CPU.
No. I understand your vitriol, but please just stop. I'm not demeriting AV1's technical basis.