Brighton has a high density of businesses involved in the media sector, particularly digital or "new media", and since the 1990s has been referred to as "Silicon Beach". By 2007, over 250 new media business had been founded in Brighton. Brandwatch is a social media monitoring company based in offices near Brighton station. Computer game design company Black Rock Studio was founded in 1998 and was taken over by Disney Interactive Studios, who closed it down in 2011. The Gamer Network, whose portfolio of websites relating to computer gaming (including Eurogamer) and creative industries was founded in 1999, is based in Brighton.