Google launched Chrome for Android earlier this month. It's in beta, and is only available for select countries and languages for devices running Ice Cream Sandwich, but an Android version of the browser has been long awaited. It's bound to be popular as availability expands.
It could even prove to be the first step in the convergence of Google's two operating systems: Android and Chrome OS. Google has suggested in the past that the two would probably come together eventually, and they have to start somewhere.
Google has uploaded the following video of engineers from the Chrome for Android team discussing the product for nearly an hour. If you're developing for Chrome (or Android) you might want to take the time to watch.