>get really good at one thing
>every day is a comfy routine of doing stuff I already know how to do
>respected as an expert in my area
>watch all the sys admins struggle to keep up with dozens of different technologies while I drink my tea
some old dude took me under his wing when i was training. then he retired. so i got his job.
Pretty much everyone who specializes in AS/400 is 60+ now, so they are dropping like flies.