Thanks for the fast feedback and fixes, I have tested the new version and it now automatically selects VP8 on Firefox, and VP9 on Brave
I feel like hardware encoding/decoding seems to be a general problem on Linux, because not even Discord seems to do that out of the box according to nvidia-smi dmon (despite me finding a video by them claiming they should)
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Comment by Matty
nvidia-smi dmon(despite me finding a video by them claiming they should)