Because once you learn how to switch browsers once, you already know what the process of changing browsers looks like and what to expect, removing the barriers if you switch again.
It’s like switching from Windows to Ubuntu. Sure, Ubuntu is not perfect, but by installing Ubuntu, you have already learned the process of installing a linux distro and what to expect if you decide to install a different one.
I did not realize “spezit” was “spez” and “reddit” until I reread your commnt lol. I thought was some reddit privacy frontend with the German pronunciation of “z”.