> It seems to me that learning 1 - 2 languages to this level of detail is worthwhile. I think it's feasible with an "old-school" (compact) language like C or G

> It seems to me that learning 1 - 2 languages to this level of detail is worthwhile. I think it's feasible with an "old-school" (compact) language like C or Go. But take something like C++ or Scala, for example, and the task quickly becomes impossible.