Alex Webb, Bloomberg Gadfly Columnist, hops in the studio to break Twitter's earnings. Ellen Zentner, Morgan Stanley Chief U.S. Economist, says we've guaranteed hampered longer-term potential growth. Jack Ablin, Cresset Wealth Advisors CIO & Founding Partner, says potential GDP is much lower than it's been in the past. And Victor Anthony, Aegis Capital Corporation Analyst, says Twitter is returning back to growth.