No, those aren't Tibetan prayer flags strung up at Yonge and Carlton—it's Toronto Hydro airing their dirty laundry for all to see, and if our own observations are any indicator, the windblown apparel is attracting a lot of mystified attention from pedestrians below. The stunt is a reminder that they're giving out free clotheslines at Costco, Wal-Mart, and Home Depot for two more weekends. The campaign is targeting clothes dryers because the average dryer......