“You knew it had to happen eventually: Instagram is getting ads.
Facebook, which owns the fast-growing photo and video sharing service, warned Instagram users three weeks ago that photo and video ads were going to start showing up in their image streams. On Thursday, Instagram said the ads would start in the next week for users in the United States.”
– http://bits.blogs.nytimes.com/2013/10/24/instagram-will-begin-showing-ads-in-the-photo-stream/