Democratic White House candidate says she would appoint regulators to break up tech giants
She says Facebook's Instagram purchase, Amazon buying Wholefoods and Google buying Waze are all examples of competition being stifled
Writes in blog post: 'They've bulldozed competition, used our private information for profit, and tilted the playing field against everyone else.'
Is appearing at town hall in Long Island City, Queens, New York, where Amazon canceled plans for HQ2