Click here to access article by Robert Rapier from The Oil Drum.
The issue that the author raises in this article is the semantic problem with the term "shale oil". He describes several types of shale oil that require very different amounts of water and energy to process, and insists that they should be referred to by different names. Regardless of the semantic issue, what is really important is that pronouncements about US having more oil than Saudi Arabia are grossly misleading.