Our first reaction to this was to think just how wildly unnecessary "e-skins" are, but then we saw that slide up there and started to see the (electronic) light. Philips appears to have struck upon its own version of Kent Displays' electronic skins, which requires no backlighting, operating by reflecting ambient light instead. Based on similar tech to e-books, this invention is initially targeted at generating colorful covers for things like mobile phones and mp3 players, but it's said to