They probably aren't going to try to upgrade safely. All the latest Google apps that have updates, like Photos and Newsstand and Google+ have actually been bro

They probably aren't going to try to upgrade safely. All the latest Google apps that have updates, like Photos and Newsstand and Google+ have actually been broken and crash on the L Preview. They are just treating it like a true dev preview, not treating it as a daily driver. You will most likely have to flash from scratch.