Artificial "machine" intelligence is, of course, a part of our lives now -- we have cruise control in our cars, automatic checkout services at the supermarket, and (most importantly?) those smartphones in our pockets. But what will life be like when artificial "sentient" intelligence becomes the norm? And when will that happen? On this edition of ST, we're talking about various AI-related matters with Amir Husain, an inventor and computer scientist whose new book is called "The Sentient Machine: The Coming Age of Artificial Intelligence." As was noted of this book by Prof.