Spotify a customer base of one million paying subscribers across Europe, and by September 2011, the number of paying subscribers had doubled to two million. In August 2012, "Time" reported 15 million active users, four million being paying Spotify subscribers. User growth continued, reaching 20 million total active users, including 5 million paying customers globally and 1 million paying customers in the United States, in December 2012. By March 2013, the service had 24 million active users, 6 million being paying subscribers, which grew to 40 million users (including 10 million paying) in May 2014, 60 million users (including 15 million
Million service units Million service units A million service units (MSU) is a measurement of the amount of processing work a computer can perform in one hour. The term is most commonly associated with IBM mainframes. It reflects how IBM rates the machine in terms of charging capacity. The technical measure of processing power on IBM mainframes, however, are Service Units per second (or SU/sec). One “service unit” originally related to an actual hardware performance measurement (a specific model’s instruction performance). However, that relationship disappeared many years ago as hardware and software evolved. MSUs are now like other common (but physically imprecise) measurements,