From G&M today:-- "Musk at the meeting also discussed the company’s Tesla Energy push into battery products. There has been some confusion between the Powerwall, designed for residences, and the Powerpack, a much larger product aimed at businesses and utilities. “More than 80 per cent of our total energy sales will be at the Powerpack level to utilities and large industrial customers,” he said. “That’s where the economics are very compelling.” >> Pricing breakthrough triggered by what technology breakthrough?? FYI, peter