On the new Moto X smartphone, the only thing you have to do to activate the virtual assistant is say "Okay, Google Now." That's it. You don't have to press a button or tap on the display at all. It's always ready for your voice commands via its "Active Listening" feature, making it a truly hands-free experience.
Of course, all Android's can run Google Now and set up reminders and calendar events, but it's not as intuitive as this.
Active Listening will automatically adjust to your current settings. If you're in a meeting (the assistant fetches such data from your calendar), your... more