Mike Beversluis brings us news of this gloriously unnecessary innovation: the digital sundial.
Made in Germany, this is a valiant European attempt at chindogu: the Japanese art of 'unuseless' invention.
An 'unuseless' invention is one that does solve a 'problem' in a literal sense, but in practice only creates further problems of its own, usually extreme social embarrassment or excessive fiddliness.
Examples include a gluestick-like butter dispenser, and this noodle cooler:
And, from the the International Chindogu Society, this brilliant back-itch locator.
You are invited to boast below about your own chindogu innovations...