The Moscone Center in San Francisco will open its doors tomorrow for the annual two-day Google I/O developer conference. The event has become a major showcase for the company’s emerging products as well as updates to its existing products. Based on recent leaks and rumors, VentureBeat predicts we may learn something about the following: Android M — the next version of the Android operating system, Brillo — a smart home technology possibly built into the new version of Android, Google Photos — an upcoming photo service (not expected to be built into Google+), the launch of Android Pay, and updates regarding Chromecast, Android Wear, and Material Design guidelines. ETCentric will keep you posted of any major announcements.