(Answer: $80.) While some companies like Sony struggled with the quirks of recreating a dog's personality, the company Gizoo set their ambitions a little lower. A lot lower. They've created the first robotic guinea pig, with sensors to let it know when it's being cuddled and stroked, when it's daytime or night, and where things are around it (so it knows what not to bump into when it's scampering about). The most interesting thing about the guinea pig is that it supposedly adapts to how it's being treated. Pet it too infrequently and it'll act shy and skittish, but give it some good lovin' and, well, it'll just sit around quivering. Oh, and it will "be less likely to run away." Comforting. Click here to read more, via OhGizmo.