Live demo starts at 9:00. I am very very impressed. One of my top complaints with Siri is inability to chain commands. If you want to modify a command you have

Live demo starts at 9:00. I am very very impressed. One of my top complaints with Siri is inability to chain commands. If you want to modify a command you have to start over from scratch. Which often results in it misunderstanding another word. It's very, very frustrating.