I tend to believe that they still have their own clusters. For speed and privacy reasons. You don't want to give away the location of the oil you have found.
i have helped several major oil and companies migrate core infrastructure to the cloud.
plus, by the time you steal data relating to seismic surveys and reservoir analysis, you're years to late to exploit it as a competitor.
i have helped several major oil and companies migrate core infrastructure to the cloud.
plus, by the time you steal data relating to seismic surveys and reservoir analysis, you're years to late to exploit it as a competitor.