New York City gentrification, and new residents, both American transplants and new immigrants from Asia and Latin America. Important new sectors, such as Silicon Alley, emerged in the city's economy. New York's population reached all-time highs in the 2000 Census and then again in the 2010 Census. The city and surrounding area suffered the bulk of the economic damage and largest loss of human life in the aftermath of the September 11, 2001 attacks when 10 of the 19 terrorists associated with Al-Qaeda piloted American Airlines Flight 11 into the North Tower of the World Trade Center and United Airlines Flight 175 into
Silicon Hills in Round Rock, a suburb of Austin. Austin was one of the top areas for venture capital with investors investing $621 million in 2013 (43% of that went to software and semiconductor firms). Some venture capital investors include Austin Ventures, Central Texas Angels Network, and Tritium Partners. There are at least 15 startup incubators as well, including: Capital Factory, Austin Technology Incubator, and the IC Institute (the incubator for the University of Texas at Austin). Silicon Hills Silicon Hills is a nickname for the cluster of high-tech companies in the Austin metropolitan area in the U.S. state of Texas. The