One of the main arguments that Windows users offer during those habitual debates with Macheads is that PC boxes are much easier to upgrade; instead of buying a new machine every year, you can simply swap out components ad hoc. Well a graduate of Ireland's National College of Art and Design imagines taking this convenience a step further, with a tree-shaped rig -- known as Cultivate - the Sustainable Living Computer -- whose CPU, RAM, hard drive, and other swappable parts extend from the motherboard-packing "trunk" inside removable "branches." Designer Laura Caulwell won a cool €2,000 $2,929) for her concept, and also earned the right to compete for January's annual International James Dyson Award in Australia, which offers up £15,000 ($31,476) in prizes.[Via The Register, photo courtesy of Electric News]