Depends on how you value your time. If you have time to spare, buy crappy old PCs with Vista license keys on Ebay, "harvest" the license keys, install a nice sh

Depends on how you value your time. If you have time to spare, buy crappy old PCs with Vista license keys on Ebay, "harvest" the license keys, install a nice shiny Ubuntu and re-sell them as Computer (No Windows) on Ebay again. Might even be that you'll get a better price for a computer without windows than for one with vista.