From the land that brought us sushi, Hello Kitty and the surprise attack of the Picachu comes what we're comfortable declaring the most useless, but most entertaining, application of engineering talents ever: the USB-powered humping dog (because Fido's libido should be mobile as well, doggone it!). Yes, the mechanical doggie dongle made its way into the luggage of Switched.com's Tom Samiljan as he returned from covering CEATEC, the giant, Japanese gadget expo. Ok, over-eager peripherals aren't the only gadgets we saw in Japan. There were paper-thin OLED displays, boomboxes that do the breakdancing for you and, of course, lots of robots. See it all in our video roundup, and marvel at a mammal whose stamina is limited only by your laptop's battery life.