I just came back from an oil and gas conference, and this dog running after missing/wrong data is painfully accurate. Datasets are often partially or completely

I just came back from an oil and gas conference, and this dog running after missing/wrong data is painfully accurate. Datasets are often partially or completely suspect. Two geologists might have contradictory opinions regarding the interpretation of logging data. Even when you have good data, it might not be useful six feet into a formation.