Not much detail but @CHA2trico shows off a stunning cyber visor that looks like a face shield with an OLED screen behind it.
[Ekaggrat Singh Kalsi] creates GETULA, a 3D printed "chain clock" that morphs digits from a stepper motor fed chain.
Hackster.io has a nice writeup as well.
[Jason Huggins] creates automated phone tapping robots.
It looks like many if not all of the designs are open source hardware.
Tapster.io has a suite of robots for sale.
[Joris Wegner] creates an ouija board that moves without human interaction
[Joris Wegner] uses the dead bodies of flies to create a step sequencer.
[Evancli] creates a replacement quad dashboard gauge for their Porche 914 .
[SQFMI] creates an e-ink smartwatch
[Easy HomeMade Projects] creates an automated liquid bottle filling machine.
[Charlyn] makes a laser cut RGB LED backlit birthday card.
[WolfCatWorkshop] creates a weight powered automata.
The speed is limited by the air friction of the spinning 'fly-fan' with the assembly a combination of
laser cut elements, chains and weights.