TOP TECH ANALYST: Only one thing could stop the FANGs from skyrocketing in 2018 (FB, AAPL, NFLX, GOOGL)

Tech has outpaced the broader market by a wide margin in 2017.
But it wasn't all smooth sailing, as many of the largest companies faced public and regulatory scrutiny along with company-level issues.
Mark Mahaney, an analyst at RBC Capital Markets, told Markets Insider that he sees little risk to the future growth of the largest tech companies.Tech has been the fastest-growing sector this year, with the tech-heavy Nasdaq 100 nearly doubling the gains of the S&P 500.
But tech has made its sh