I should probably add that the calculations measured the amount of "product" flowing through their systems for metering / billing processes, which is even more

I should probably add that the calculations measured the amount of "product" flowing through their systems for metering / billing processes, which is even more worrying. This is the cost of deregulation/privatization of industry which has affected the UK heavily in the UK over the last 20-30 years. The focus is more about share price rather than delivering your core product/service.