Stocks may be 'too big to fail' as Main Street fixates on market moves, strategist says

· *Americans' connection to the stock market might has made equities "too big to fail," Michael Kantrowitz, strategist at Cornerstone Macro, said in a note.*
· *The S&P 500 has never been so closely correlated to consumer confidence, and the US market cap-to-GDP ratio sits at record highs.*
· *A market tumble could place a...