It probably is that popular among this crowd. There’s options to self-host your own Bitwarden instance IIRC.
I’ve started migrating away from LastPass and am using Bitwarden for new projects personally. LastPass is way better than nothing, but I wouldn’t recommend LastPass over Bitwarden these days.
And then there’s those of us who stick 8-foot boards diagonally through their Honda Civics so a couple inches are sticking out the front passenger and rear driver windows.
Coincidentally, by far the most use my dad’s pickup truck bed gets is when I borrow it from him to really load up at Home Depot.