Apple has just filed a patent for an in-screen, device-covering solar film for it's gadgets. We've seen similar in-screen technology patented by Motorola already (not clear if this is an infringement) but Apple wants to cover the entire device, not just the screen, with the solar cells.
You can already get a solar powered iPod...it just requires a larger-than-an-iPod charger that you have to lay out in the sun all the time.
Not perfectly convenient, for sure, but I suppose it's better than the regular coal-powered way of charging up. But if the solar cells were built into the device, that would certainly make things simpler.
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