Well, ten years from now the S&P500 could very well be 30-40% below the current valuation. "the bottom decile of returns for the S&P 500" I guess we have not y

Well, ten years from now the S&P500 could very well be 30-40% below the current valuation. "the bottom decile of returns for the S&P 500" I guess we have not yet seen what that means. The next ten years might show negative yearly returns.