I've been using linux for about as long as you, I still enjoy spending time trying to figure out why things broke about as much as I did back then (which means

I've been using linux for about as long as you, I still enjoy spending time trying to figure out why things broke about as much as I did back then (which means not much). My impression is that figuring things out is getting a lot harder, the big mess of D-Bus, GNOME, NetworkManager, anything ending in Kit and systemd is not only in a constant state of flux but their internals are also poorly documented (or not documented at all).