Saw this on the OZ report... seem applicable to gliders!

http://www.designfax.net/cms/dfx/ope...earticle&pn=03

I could see a pilot throw a line out with 50 of these on/inside a flying tube that recharges a battery in 10 or 15 minutes. Reel the line back in and store for the next recharge. Especially when flying wave eh?

S9