When we first warned consumers that a 45-50 percent summer price spike was coming, Commonwealth Edison estimated the increase would be about 10-15 percent on bills, or about $10.60 a month on average over the next year. But a series of heat waves combined with the spike appears to have blown that estimate up this summer. The Chicago Tribune reported on this bill shock, with ComEd saying the average increase from May to June was more like $67 and some customers complained of triple-digit inc...| Citizens Utility Board