What did you go from to get to 21? Mostly just hit the LTSes is what we've been doing and since about 17 it's been a pretty easy process in general. Protip: I

What did you go from to get to 21? Mostly just hit the LTSes is what we've been doing and since about 17 it's been a pretty easy process in general. Protip: If you ditch lombok everything gets a lot easier.