A milestone for Twitter today, according to the Paris-based analyst group Semiocast. The social network has now passed the half-billion account mark — specifically 517 million accounts as of July 1, 2012, with 141.8 million of those users in the U.S., still about half as many users as Facebook has but positioning it as the second-biggest social networking site.
And just as most of Twitter’s users are coming from outside the U.S., so are the tweets: the top three cities in terms of tweets, it says, are Jakarta, Tokyo and London.
As snapshots through time, Olympic posters provide a fascinating record of our world, a lens through which we can explore links between sports and art, politics and place, commerce and culture. A Century of Olympic Posters offers an intensely visual representation of the modern Games, and shows the evolution of the Olympic Games poster as well, from the first official poster for Stockholm in 1912 right up to the present.