The main thing was the integration with email, I was amazed it didnt have it from the start and convinced that it would be coming very soon. But the UI also ir

The main thing was the integration with email, I was amazed it didnt have it from the start and convinced that it would be coming very soon. But the UI also irked me, it was far far to bloated with features I didnt care about (replay), when the thing that I care about was it being as fast and responsive as gmail, which it wasnt close to.