The other aspect with setting up third party firmware as a general "don't like the stock OS? then do this" option for many is besides the big headline limitatio

The other aspect with setting up third party firmware as a general "don't like the stock OS? then do this" option for many is besides the big headline limitations like safetynet/attestation, it also either involves a benevolent third party setting up and maintaining builds for your device (hope you bought a popular model) and any changes match what you want, or individuals doing so themselves