UID January 16, 2011

That the first two letters of this popular blogging term have an expansion is little known. Uniqueness for every account is what this feature aims at. Recently, the author of ma.tt , a popular blog, claimed that 20 billion images were being served up by users everyday and the service is becoming increasingly popular, irrespective of the user’s bandwidth.The service used to be at a cost previously, though its acquisition by company Y has made it completely free.

Gimme term, expand its first two letters and Y.