I, too, have about 60 managed installs of Firefox in my school. The students usually use Chrome on their own devices, and Chrome is what they want, but I have consistently refused and championed Firefox to avoid Google's excessive surveillance. Now, ...
I started using Firefox with version 0.7 -- when it was still called Firebird -- over 20 years ago, and since then I've used it consistently and without fail on all my computers, across all operating systems, and as a sysadmin and general computer gu...