At least in the past. The big success of the Internet hopefully have forced those companies to rethink. Oh, I think I ment 'back to gnuwin32, which this list is about', or something. You have a point there. But wishes does not solve problems.
Someone has to come up with a liable solution.
We need more like a holy grail of porting text processing tool. No surprise here. But please tell me why the UNIX way is the right way. Note that I didn't really said that. But Unix sure has some qualities that DOS don't have.