"Any other PL"? Really? Well, that is news to me:) Anyway, the answer to your question is very simple: Because it's difficult, and a lot of work. Not because t

"Any other PL"? Really? Well, that is news to me:) Anyway, the answer to your question is very simple: Because it's difficult, and a lot of work. Not because they can't be bothered, as your question seems to imply.