Ok, if your point is that the shale oil is expensive to drill & bring to Market I agree. But BP seems to making progress on that score.
http://www.bp.com/en_us/bp-us/media-room/press-releases/bp-makes-discovery-in-mancos-shale.html
No point being made, just the coincidence of Colorado shale oil extraction and Wyatt’s character in Atlas Shrugged........................