Gmail Inbox preview Feature

A new Gmail Labs feature called “Inbox Preview” gives you  a simple, static preview of your inbox with your ten most recent messages is displayed, while Gmail is loading. Turn it on from the Labs tab under Settings, and if you're on a slow connection you'll know from the start if it's worth the wait. Gmail […]

A new Gmail Labs feature called “Inbox Preview” gives you  a simple, static preview of your inbox with your ten most recent messages is displayed, while Gmail is loading. Turn it on from the Labs tab under Settings, and if you're on a slow connection you'll know from the start if it's worth the wait.

Gmail still have important features to be released before removing the "beta" tag: