I watched this clip on drone technology in full on NOVA last week, very impressive technologies. Consider, this is just the stuff that has been veted for the general public, imagine what the industry/gov/military are not sharing.
How about using photos of this high res for online climbing guidebooks. The beta would be limitless. Every hold, every gear placement...... no challenge at all.
Check this out. http://www.xrez.com/yose_proj/yose_deepzoom/index.html
Use the zoom controls on the left side of the screen. Zoom into the view from Lower Cathedral Rock's View of El Capitan. Continue to zoom into pitches 8-10 of The Nose below Dolt Tower, or up the route to the top of Boot Flake. And, these are old images from 2008!