Earlier quoted context omitted.
I've also been using Linux for years (Arch, btw) and never had an update break my install or cause issues, I've only had to fix the Linux bootloader when Windows overwrote it after a major update, multiple times...
I've had plenty of issues with Arch updates. In fact; I have a laptop right now that hasn't received updates because there's a shared object that has been removed that `yay` depends on. (this was from a long time ago). I generally think that updates of the mainstream distro's like Debian will definitely *NOT* brick your system in almost any circumstance, and arch tends to be somewhat solid, but every once in a while…
"AUR packages are user-produced content. These PKGBUILDs are completely unofficial and have not been thoroughly vetted. Any use of the provided files is at your own risk."
Usually just rebuilding a AUR package will fix most issues.