UEFI on x86_64 and phones are not comparable when it comes to being "locked down".
Are you sure?
Note that the comment you replied to does not even mention phones. Locked down Secure Boot on UEFI is not uncommon on mobile platforms, such as x86-64 tablets.
alt Hacker News
Are you sure?
Note that the comment you replied to does not even mention phones. Locked down Secure Boot on UEFI is not uncommon on mobile platforms, such as x86-64 tablets.