If you run endeavour, you are basically getting Arch with a familiar installer, a few useful helper scripts, and a friendly community. You are still expected to know your hardware and your install. You are still expected to keep up with the Arch news, and make any manual interventions required. If you do that, endeavour is remarkably reliable.
Recently endeavour changed the way they deal with some firmware related packages
Actually, that was Arch and as Endeavour uses the Arch repositories + the AUR, and their own repository for their additions, they were naturally affected.
Endeavour OS is the best because you get all the benefits of Arch combined with a familiar and friendly installer, a good out of the box setup with the desktop of your choice. Not to mention the outstanding community that's built up around it.
Maybe they hadn't seen it before, and I'm sure not even you will search through the entirety of Lemmy to make sure you're not posting something (horror of horrors) for the second time.
There's always one. Twenty years ago, or today, there's always one.