How High frequency trading is changing Wall Street

Can you imagine that computers process new information in a matter of milliseconds and act accordingly. So whatever you do on a certain news you are alreday too late. They are run by algorithms and they are fast and accurate. Valuations dont matter anymore in Wall Street, it seems market as no day to day memories of price action.

Its all about the price action, just remeber the Flash crash. Because of one algorithm mistake we had significant dropdown in prices. Computers already exit positions when you even process information and make your move. Yes you can participate in the market on long term basis, but what about on intrading day basis.

 What is Wall Street changing to?