>>>It's an interesting niche tech, but spaceflight is just so expensive that I doubt it'll ever be viable. Harvest the energy in space. Microwave it to the wi

>>>It's an interesting niche tech, but spaceflight is just so expensive that I doubt it'll ever be viable. Harvest the energy in space. Microwave it to the wing-surface receivers of ultra-light high-altitude gliders which use the energy to stay aloft. Use the gliders as a platform from which to deliver rockets.