I'm not responsible enough to get a real dog. I can barely take care of myself and you want me to care of another living being? No way, not yet! Thankfully, Cube Dogs for iPhone are super easy to care for, it's like Tamagotchis but in dog form. Which means, it's better silly.
Well, as artificial intelligences go, it's no HAL, but it's definitely a step closer than we've ever been before. IBM researchers have reportedly simulated the cerebral cortex of a cat using 147,456 processors and 144 terabytes of memory.