Following on from my idea of moving body art I found some guys who offer this service already! When quizzed about safety concerns over implanting lcd screens under people's skin, one reassuringly replied, "Hey dude, we're here for a good time, not for a long time!"
Clearly there's room for refinements (currently the procedure is illegal!) which will surely come about if there turns out to be a market for it. One issue that needs to be addressed is the power supply. These guys have come up with a rechargeable battery pack but they don't say what happens when it fails! Ouch!
Below is what I think such a device or techniqe would look like. The type I created in the print workshop at Vernon St by setting the traditional way and printing by hand.
