Remember that blobby ghost-baby robo-phone that mimics the caller’s facial gestures? Its latest, eeriest prototype Elfie has “human-like” rubbery skin, heats, cools and is portable – if you’re keen on carrying around a reverse voodoo doll cyborg. “The mobile phone may feel like the person you are talking to,” says researcher Takashi Minato. Oh boy! Get in my pocket.