I don't think we'll ever be "finished". All the features that are listed in the blog post other than email (coming later this week), are already implemented, and you can check them out!
I know that email is the biggest one considering we're trying to replace Inbox, but I think creating a richer experience around transactional emails you receive from all your apps is already leaps and bounds better than Gmail for that use case.
I know that email is the biggest one considering we're trying to replace Inbox, but I think creating a richer experience around transactional emails you receive from all your apps is already leaps and bounds better than Gmail for that use case.