There are some intricate, hand-made, analog, simple "robots" that are classified in their (Tilden-esque) BEAM taxonomy at Simon Fraser's site. Neat stuff! I might've first read about these back in 1998, and still intend to try to make some. Gotta find my old Weller soldering iron...
Also - the Esquire magazine with E-Ink cover (and inside advertisement) is out. Already, YouTube videos are available: