Apple announced a newly revamped Siri as part of its iOS 5 release on the new iPhone 4S models. Tom led the design of the original Siri and helped bring it to life at Apple.
See more on the Apple Siri page.
Talk to Siri as you would to a person. Say something like “Tell my wife I’m running late.” “Remind me to call the vet.” “Any good burger joints around here?” And Siri answers you. It does what you say and finds the information you need. And then it hits you.