Pressure, surely not in the oil business?

There are some myths growing up about oil and the energy business, on both sides of the aisle. Here, on Saturdays I am trying to give a little of the technical background so that those interested can understand more about the realities of production. The posts are a simplification of what goes on, but give enough detail that, hopefully, it is understandable (and if not then you should ask questions).
I also have said that I would explain the scientific background that justifies the depletion argument (in rebuttal to Lynch