Goldman Sachs US stock chief explains why you should still buy tech even as it faces 2 big risks and record market dominance

· *David Kostin spoke to the Exchanges at Goldman Sachs podcast about the two big risks of technology's record market dominance. *

· *Goldman's chief equity strategist said that positioning limits in mutual funds and looming antitrust legislation pose risks for those looking to invest in technology. *

· *However, he...