It's just a simple display cable like HDMI. Not really a lot of cooperation needed.
> Also hand waving about "new codecs" doesn't hold any weight
Fair, but trying to watch a streaming service on a smart TV and being told "This device will not support X service after Y date" has happened.
https://www.tomsguide.com/news/these-old-devices-are-about-t...
https://www.reddit.com/r/Hulu/comments/xvaqqm/this_device_no...
https://www.amazonforum.com/s/question/0D54P00006zSxAMSA0/sm...