The WetPC is an underwater computer. Now don’t be silly, of course you need computers deep in the briny. How else is little Nemo supposed to check his emails? Tsk.

‘It comprises a miniature personal computer with a mask-mounted virtual display and a novel 5-button chordic graphical user interface…The computer is mounted in a waterproof housing on the diver�s air tank. A cable from it connects to a waterproof virtual display HUD (attached to the diver�s mask) which presents the diver with a high contrast display �floating� in the field of view.’