major american exchange goes down for three hours? >> it's a huge deal. there is no update during the three hours p traders are freaking out. more importantly, the individual investor at home turned on the news at night and they saw the headline the nasdaq shut down. there's already this lack of n confidence in the financial markets of the individual investor. this just adds to it. now people sitting a home, i don't know if i can trade my stocks during the day, i don't trust anybody, i don't trust wall street already, now this happens. do i get out of the market completely because i don't trust the testimony system. this is a much bigger situation people think. >> is it the rise of the machines, electronic trading, whether it's high speed traders or high-tech exchanges. humans just can't monitor the risk? >> still humans on the floor of the new york stock exchange or the floor in chicago. this is when humans come back. if humans were there they could sit there and take the trade and make the mark. it could be good longer term because people realize we still