That's my opinion for system language. And even if purely superficial, it has already more argument that the previous comment. But yes, if your language preten

That's my opinion for system language. And even if purely superficial, it has already more argument that the previous comment. But yes, if your language pretend to be a modern system language, you should yes. Not being able to write generic data structure or linear algebra containers in 2020 is a shame yes.