how about a version for runners, that charges some sort of energy/turbine/dynamo with every lunge and step of the run

ideasourcing

Here's a video of it:

> Take your hash with you on the go with the [@braiins_systems](https://twitter.com/braiins_systems) backpack:
>
> [Video]

https://twitter.com/econoalchemist/status/1552324415983161345
https://nitter.it/econoalchemist/status/1552324415983161345 <-- Shows the thread in a single, easy-to-read, web page

BTCMiner

], who is at the Braiins booth at Mining Disrupt conference in Miami.

bitcoin

Dudes only want one thing and it's disgusting

This is worn by Peter [[@bitcoinp3dro](https://twitter.com/bitcoinp3dro)], who is at the Braiins booth at Mining Disrupt conference in Miami.
Battery last for two hours.

https://twitter.com/bitcoinp3dro/status/1552363376210317314