Got lots of cash? Want a 3D printer at home? Check out this kickstarter campaign by Formlabs:
Honestly, $3000 for a 3D printer with the precision of the Form 1 (which can print layers as thin as 25 microns (that's 0.001 inch) ) is quite good. And they're going fast. Today's the second day of their campaign and they've already sold out of the first two printer tiers.