If you like the looks ofor but don't want to pay the , this may be worth the investment for the DIY types out there.
Sears' "Craftsman CompuCarve" can carve complicated patterns in sylvan objects, according to SlashGear, kind of "a printer for wood" that even comes with its own software. (We seem to have a today, for some reason.)
Unfortunately, it's not the cheapest thing in the world, at $1,899. But think of all the money you'll be saving on youralone. Maybe it'll work on pumpkins too.