[gallery] Twitter might have a retention problem: Of the 80 million Twitter accounts registered in the last three months, only 3 million turned into daily active tweeters, says PeerReach. Of all the accounts registered in July, 56% did not post a single tweet and only 8% tweeted...

[gallery] Nielsen reported this spring that there are now over 5 million cord cutters in the U.S., up from 3 million in 2007. In these “zero tv” households, almost half were under the age of 35. (via TechCrunch)...