I have no idea if this project is actually feasible or not, but a friend sent me their fund-raising pitch and this cool video:
GravityLight: lighting for the developing countries from T4 on Vimeo.
I have no idea if this project is actually feasible or not, but a friend sent me their fund-raising pitch and this cool video:
GravityLight: lighting for the developing countries from T4 on Vimeo.