iMessage: more than 1 billion messages per day. Twitter: 3x growth in iOS users, 10 billion iOS 5 tweets, 47% of which are photos. Impressive numbers, especially for the Twitter folks.

“Apple has launched an entirely new approach to search technology with Siri, its voice-activated search and task-completion service built into the iPhone 4S.”

— Eric Schmidt

Does Google really view Siri as a serious threat to its search empire? Or is this part of a strategy to get the Senate antitrust subcommittee to back off?