Wall Street must be well regulated to ensure the future viability of the US economy. There is no evidence to support that government regulation in any way hinders growth. However, there is plenty of evidence showing that such regulation fosters a strong & fair market resulting in sustainable profitability.
After the Great Depression, FDR's New Deal included economic/financial reforms designed to protect America from Wall Street excess. What followed was decades of economic prosperity. However, over the years, those reforms were eroded, leading directly to the recent financial crisis.
We were given another opportunity to learn from our mistakes, let's not let anyone gamble with our future again. Do not degrade Dodd-Frank. Wall Street must answer to the people, not the other way around.