O2 is launching a device for the family home in April known as the Joggler. Horrible name, I know. The idea that arose from some hideous marketing session is that it's dynamic and it juggles all the arrangements so that you don't have to. Bucket please. It's a £149.99 device with a 7-inch WVGA touchscreen, an AC adaptor, Ethernet port, USB slot, 1GB of internal memory and Wi-Fi connectivity. There is no battery because...