> desktop Linux and many Android devices only support level 1. In this case e.g. Netflix will not offer full HD or 4k resolutions And yet 4K webrips of recent Netflix shows are readily available on torrent sites. I don't understand who these higher levels of DRM are trying to target. They obviously don't stop the serious pirates from ripping and sharing the content with everyone. Yet the lower levels are "good enough…
17 USC §1201 (A)(1)(a): "No person shall circumvent a technological measure that effectively controls access to a work protected under this title."
No one is interested in perfect because the actual DRM is only a tiny sliver of the protection. The bulk of it is the threat of having to pay a huge settlement because you don't want to get the piss beaten out of you in court.