In 1992, I wrote parts of a report for the National Regulatory Research Institute in the US on privacy and competitive implications for transaction-generated information (a term that has been eclipsed by the less informative “big data” in recent times). We covered all utilities, including electricity. Burns,Robert; Samarajiva, Rohan & Mukherjee, Roopali (1992) Customer information: Privacy and competitive implications, NRRI 92-11 . Columbus OH: National Regulatory Research Institute. Now, 20 years later, the issue is hot, the subject of a BBC story: The EDPS report voices concern over the “potential intrusiveness” of smart meters, which it says can track what members of a household do in the privacy of their homes.