Here's a link to a story on the P.E.G.
Personal Energy Generator.
Claims to have the potential to turn human generated kinetic energy into electrical energy.
Sounds like it was inspired by his hiking on the AT.
It appears they are not being manufactured yet. At $149.00 I think I'll not pre-order, but rather wait until I see a review or two.
Here's link to the specific
Website.
No personal or family affiliation with this.
Buckeye