I'm very curious if Gates'/Ellison's/Allen's sons (or any of this guys that made fortune with computer programming/software) know about computer programming. So

I'm very curious if Gates'/Ellison's/Allen's sons (or any of this guys that made fortune with computer programming/software) know about computer programming. Sometime ago I've read (a sorry, but I don't remember where) that Gates' sons could to use the computer about two hour per day only.