if one agrees with the idea that js will be everywhere, why learn a skill that will be commodity? there will be lots of people you can hire to do it for you.
real world example. say my html is sloppy. but I'm really good at core components (python, django, machine learning bits). So I can just hire a less skilled person off oDesk and pay them $10 an hour to review my HTML code, while I spend time on more important things.
real world example. say my html is sloppy. but I'm really good at core components (python, django, machine learning bits). So I can just hire a less skilled person off oDesk and pay them $10 an hour to review my HTML code, while I spend time on more important things.