No, they’re not the better mousetraps that have the world beating a path to your door, and they’re not sporting gloves from the likes of Reebok or Adidas ready for when long-distance walking on-your-hands becomes an Olympic sport (well if synchronised swimming is OK, why not?) – no, they the Datahand keyboard from Industrial Innovations Inc of Scottsdale, Arizona (that’s right, Barry Goldwater, who wanted to drop low-yield nuclear weapons on the Vietcong supply lines, comes from there too): each unit contains a mouse, and you put your fingers in the fingerholes and press down for one character, forward for a second, right and left for a third and fourth, and back for a fifth – which gives you 40 combinations straight off; if the sensible Dvorak keyboard don’t mean a light, the Datahand is likely to go down about as well as low-yield nuclear weapons on the Vietcong supply lines.