Of all the things that could potentially be roboticized, we can't say a curtain would be high on our list -- but then again, we're not hardware hacker Niklas Roy. In an attempt to create a "little piece of privacy," Niklas developed this curtain that can watch passers-by outside (with the aid of a surveillance camera) and automatically follow them along the window to block their view inside. Of course, as Niklas notes, a sentient curtain does also have the unfortunate side effect of actually attracting the very passers-by it's trying to guard against -- such are the perils of innovation. Head on past the break to check it out in action, and hit up the source link below for all the necessary details t