Really? Because not even the Kurzweil (who numbers among the more optimistic where this is concerned) agrees with that timeline.
2. We now have detailed maps of parts of the human and mouse brains on the bio side as well as working AI-like systems (Siri, Watson, etc.) on the tech side. Who's to say the intersection of the two fields won't result in a human-like AI in 10 years?
3. The "law of accelerating returns" may work faster than anticipated.