Reminds me of this old commercial I used to see. I think they got shut down for predatory lending IIRC. https://youtu.be/xgLMgVq4p_E?feature=shared
The location of that would bother me. I tend to drain mine so I don't have to feel them for weeks. Draining results in the skin eventually falling off within a few days.
Article mentions making roads with this stuff and wirelessly recharging cars as they drive on it. Beware the wankery folks, my BS radar is going off.
This succinctly summarizes his channel and society. https://imgur.com/a/MqJjqVE