The days of hidepid=2 might be counted.
With wayland it will be no longer possible to run applications as root. I.e.lxsudo will no longer work. Source:
Running GUI applications as root - ArchWiki
Therefore also pkexec wrapper (redirecting to lxsudo) will no longer work. I.e. when using wayland, no more pkexec based applications could be used.
And what’s more important? Wayland or hidepid? I guess wayland. (At some point
Also due to other bugs… cannot use pkexec