Nuance has long been given credit for powering Siri's speech recognition capabilities, but neither the company nor Apple have ever confirmed the partnership, until today. Speaking at the D11: All Things Digital conference in Palos Verdes, California, Nuance CEO Paul Ricci admitted that Nuance technology powers Siri. "We're a fundamental provider for Apple," he said. Though Nuance did not previously admit to an Apple partnership, there have been numerous hints that all but confirmed Nuance's Siri role. Siri, which was acquired by Apple in 2010, was bui