denverpost.com
August 27, 2008, Steve Raabe

When University of Colorado at Boulder chancellor G.P. "Bud" Peterson and his wife, Val, have a friendly debate over where the thermostat should be set, it's nobody's business but the Petersons' — and utility giant Xcel Energy's. The chancellor's residence in Boulder is the first in Colorado to be fully outfitted with a sophisticated energy-tracking system under Xcel's $100 million "SmartGridCity" program. ...

http://www.denverpost.com/business/ci_10318478