I've been fairly happy with it on Linux, but it still drives me crazy that despite paying for a 4k plan, the best I can view in my browser is 720p. I'm guessing

I've been fairly happy with it on Linux, but it still drives me crazy that despite paying for a 4k plan, the best I can view in my browser is 720p. I'm guessing it's a piracy prevention mechanism, but I'm not sure there's much value in this as it's released in 4k on torrent sites within an hour of the release.