The possibilities are endless.  It's been suggested that instead of sending ships to Mars with a cargo hold of spare parts, they send one of these printers and a bulk load of whatever the printing material is.

Available on Amazon for the Kindle E-Reader

All the Woes of a World by Jonathan Icknield aka The Bryster

And in my final hours - I would cling rather to the tattooed hand of kindness - than the unblemished hand of hate...