The phrase "...someone who may well know what he is talking about" was aimed at TIA and clearly does not apply to every poster on this thread.

Russia has sunk many test wells all over their part of the world, and they seem to find useabe quantities of oil every time. It make no diffefence what type of geological formations are at the surface. Bad news is that the wells must go down 5 miles or more. Perhaps 8 miles. It is there, deep in the Earth, and there is no evidence it came from dead dinosaurs.