[Animats]

Cute. Remember the fad for "energy generating sidewalks"? That got far enough that there's a startup.[1] It's useless as a power generator, so they figured out how to market it as a hype generator. "Pavegen creates high engagement with citizens by converting their footsteps into energy, data and rewards." They're on Instagram, etc.

[1] http://www.pavegen.com/

[starpilot]

...it still generates energy. It's a small amount for a small application, but it's purposeful energy.