Depends on what kind of career you want and what you're hoping to get out of it. For me, a career is a tool I use to enable my life. Regularizing it as much as

Depends on what kind of career you want and what you're hoping to get out of it. For me, a career is a tool I use to enable my life. Regularizing it as much as possible is worth it for me. Languages don't just disappear. People still make fine livings programming Fortran. If I'm going to keep programming for 20+ years, I'd be happy to be one of those guys. I'd rather move into business, but if for some reason that never happens, being a specialist in a deep niche holds a deep appeal for me.