> But maybe I envision my side project turning into full-time startup some day. Maybe I see all the news about Kubernetes and think it would be cool to be more familiar with it. Nah, probably too expensive. Oh wait, I can get something running for $5? Hey, that's pretty neat!

He says it's fine to do it if you want to learn the technology, but points out (rightly, I think) that if your concern is that you might need it at some point down the road, worry about it at some point down the road and not when you're trying to get started.