It actually irritates me to hear so many people with the "it can't be done" attitude. It seems as though a lot of people think that you have to turn the entire enclosure into an incubator if you go the maternal incubation route, which isn't the case. If you do it right (research, research, research), it can be done and it's truly not that difficult as long as the mom is willing to do her part. If I can do it, anyone can.
My foray into maternal incubation last year:
http://www.ball-pythons.net/forums/s...ad.php?t=95885