> Why these are not becoming standard or even required practices is beyond me.

It sounds like you haven't actually tried to do what your proposing then.

> tries to use the software using desktop control

This is not a solved problem yet. I've tried a number of solutions and none of them were actually good enough for what you're proposing. Don't get me wrong, I'm not saying its an unsolvable problem. Only that it isn't sufficiently solved yet.