There are tons of to-do list managers in the App Store, so many that you'd need another list manager just to keep track of them. Fortunately, a collaboration between Realmac Software, developer Milen Dzhumerov, and developer Phill Ryu's new studio Impending Inc. has created a to-do list management app that looks like it will make the rest of 'em obsolete. In the video embedded below, you'll see a quick demo of the gesture-driven UI that makes Clear so different from the competition. TUAW App Editor Megan Lavey-Heaton and I spent a few minutes with Realmac Product Manager Nik Fletcher on the floor at Macworld | iWorld 2012, and we have since had the thrill of putting Clear through its paces. While this isn't a review, let's just say that I wish