BlackBerry 10 experience is that there will be no home button. Yep, no button to break on you. Instead, BlackBerry 10 will rely on many different types of gestures. There are bezel gestures, and there are content gestures. Both are used to manipulate and navigate through the operating system.
As we reported in a previous article, these movements give you that going forward momentum experience. That way you aren't always finding yourself having to "open and exit" no matter where you are the OS. Within RIM's BlackBerry 10 UI guidelines, is a picture guide explaining each of these important gestures.