Now this is one crazy idea – we’re talking about a digital slingshot which isn’t capable of bringing down any Goliaths in its lifetime no matter how good a sentence you are able to compose on its nifty alphanumeric keypad, but it will be capable of tagging a building (or numerous buildings) through the use of SMS. It seems that this digital slingshot was cobbled by a media group in Berlin, where all you need to do is type in a message, aim at a building at fire away at will – your message will then splatter all over the facade. To know more, why not check out the video in the extended post?