XrossMediaBar. Membership was free, but required a PSN account. Home featured places to meet and interact, dedicated game spaces, developer spaces, company spaces, and events. The service underwent a weekly maintenance and frequent updates. At the time of its closure in March 2015, Home had been downloaded by over 41 million users. Life with PlayStation Life with PlayStation, released on September 18, 2008 to succeed Folding@home, was retired November 6, 2012. Life with PlayStation used virtual globe data to display news and information by city. Along with Folding@home functionality, the application provided access to three other information "channels", the first being the Live Channel offering news headlines and weather which were provided by Google News, The Weather Channel, the University of Wisconsin–Madison Space Science and Engineering Center, among other sources. The second channel was the World Heritage channel which offered historical information about historical sites. The third channel was the United Village channel. United Village was designed to share information about communities and cultures worldwide. An update allowed video and photo viewing in the application. The fourth channel was the U.S. exclusive PlayStation Network Game Trailers Channel for direct streaming of game trailers. Outage On April 20, 2011, Sony shut down the PlayStation Network and Qriocity for a prolonged interval, revealing on April 23 that this was due to "an external intrusion on our system". Sony later revealed that the personal information of 77 million users might have been taken, including: names; addresses; countries; email addresses; birthdates; PSN/Qriocity logins, passwords and handles/PSN online IDs. It also stated that it was possible that users' profile data, including purchase history and billing address, and PlayStation Network/Qriocity password security answers may have been obtained. There was no evidence that any credit card data had been taken, but the possibility could not be ruled out, and Sony advised customers that their credit card data may have been obtained. Additionally, the credit card numbers were encrypted and Sony never collected the three digit CVC or CSC number from the back of the credit cards which is required for authenticating some transactions. In response to the incident, Sony announced a "Welcome Back" program, 30 days free membership of PlayStation Plus for all PSN members, two free downloadable PS3 games, and a free one-year enrollment in an identity theft protection program. Sales and production costs Although its PlayStation predecessors had been very dominant against the competition and