Twitter officially announced its new rule that bans use of its API or content to “create or attempt to create a substitute or similar service or product to the Twitter applications.” (The Verge)



Tilt Take: With that one move, Tweetbot, Twitterific, and others are out of business. Yes, another reminder about building on rented land. And if you use a third-party product like those, you’ll need to figure out something else.