In the case of the Mailbox app, the complexity is that we have multiple actions that we might want to take in response to a message in our incoming stream, some of which are immediate and others wich involve deferring immediate action for a later (specified or unspecified) time.

FORBES: Mailbox App Revolutionizes Gmail Productivity, Will Google (Or Apple) Buy It?

"All the play-by-play action on the field now comes to life in real time on ConnecTV with a stream of deep stats, player bios, news and more, " said former Oakland Raider Tim Brown, who chats with fans on ConnecTV.

ENGADGET: ConnecTV adds SocialTV Timeline for mobile, puts chats with stars on a second screen