Everyone loves cryptography and wants it working in their favor. Everyone. It's great for us when it protects our messages and browsing from surveillance capitalism and warrantless government espionage. It's extremely bad for us when it becomes the policy enforcement tool of corporations and governments.
Remote attestation means we either we run the software which does their bidding and protects their interests and bottom line or we don't participate in society or the economy. Only way it could get worse is if the government starts signing software as well. One day even the goddamn ISPs will refuse to link to our hardware if it fails attestation.
It's literally the end of free computing as we know it. Everything the word "hacker" ever stood for, it's over.
Marriott (the hotel brand) shipped a release of their Android app that refused to run on unlocked devices.
It probably didn't impact the majority of (locked) Android devices, so why would Marriott care?
And with one app update, a valid user configuration became less capable.