Posted on May 24, 2012.
In its first 24 hours, Facebook’s “Like” button earned 1 billion impressions; amazing to think that it all came out of a developer platform launched just a few years before. via Mashable

In its first 24 hours, Facebook’s “Like” button earned 1 billion impressions; amazing to think that it all came out of a developer platform launched just a few years before. via Mashable