for all you old farts....

[myxpykalix]

like me :D who find it hard lifting sheets of plywood and mdf this homemade lift might help you. Made by a guy who has a cnc, i didn't see whether it was a bot or not......
http://www.instructables.com/id/How-to-make-a-vacuum-powered-plywood-lifter-for-yo/?ALLSTEPS

[bleeth]

Looks an awful lot like Gary Campbell's he posted years ago.