Just some more data for you from yesterday's events. Here's me at the end of the table studiously assembling my MintyBoost:

Image licensed under the CC-BY-NC-ND. Thanks to pt for the image.

And here's me with a completed ShakeLight:

Me With Human Power DIY Flashlight: This is the human-power flashlight I built with a partner, who had never soldered before and did a great job, at the Bent Festival at Eyebeam.