Modern Warfare 2 has received highly positive reviews from various gaming websites, attaining a 94% aggregate score on Metacritic, with praise stemming primarily from its in-depth multiplayer component. Upon its release, the game sold approximately 4.7 million copies worldwide in 24 hours.[17] On March 16, 2010, Activision confirmed that the game had sold over 14 million copies worldwide, making it the second best-selling game of all time in the UK,[18] and third best-selling game of all time in the U.S