> Or you collaborate with people who have been using the language for a long time but don't use these modern approaches? That's always going to be a problem, b

> Or you collaborate with people who have been using the language for a long time but don't use these modern approaches? That's always going to be a problem, but that's no reason to not learn the latest versions. > And then you end up as the case in the real world needing to maintain legacy code? It's not like learning the newer ways of doing things prevents you from learning everything else.