Simple self-tacking jib

I read this article in a boating magazine about how to rig a very simple self-tacking jib arrangement, so I just had to try it out. The system setup is like this: a long line is led through a block at the jib, then made fast at the winches. The idea is that when you tack, the jib moves to the other side of the mast and stops at about the same position on the opposite side.

More info and video here.