A study by <A target="_blank" href="http://www.mobilecrunch.com/2008/11/07/study-iphones-twice-as-reliable-as-blackberries/">SquareTrade found the iPhone twice as reliable</A> as the Blackberry after one year of ownership. The information was gleaned from the failure rates of 15,000 phones covered under SquareTrade's warranty plans. The study projects a failure rate for the iPhone, after two years, of between 9.2 and 11.3 percent.