New York City is the largest central business district in the world. Silicon Alley, centered in Manhattan, has evolved into a metonym for the sphere encompassing the New York City metropolitan region's high technology industries involving the Internet, new media, telecommunications, digital media, software development, biotechnology, game design, financial technology (""FinTech""), and other fields within information technology that are supported by its entrepreneurship ecosystem and venture capital investments. In 2015, Silicon Alley generated over US$7.3 billion in venture capital investment across a broad spectrum of high technology enterprises, most based in Manhattan, with others in Brooklyn, Queens, and elsewhere in the region. High
Silicon Beach other technology companies had facilities—"Silicon Beach, in deference to the great valley of the West". In 1984 Silicon Beach Software was formed in San Diego, California. "Silicon Beach Australia" was used to describe that country's internet technology community in 2008. There are four significant areas in Australia that are nurturing start-ups: Sydney, Melbourne, Brisbane, and Perth. Silicon Beach Silicon Beach is the Westside region of the Los Angeles metropolitan area that is home to over 500 tech startup companies, with emphasis on the coastal strip north of LAX to Santa Monica Mountains, but the term may be applied loosely or