earlier we spoke with betty liu -- earlierumpton betty liu and mark crumpton spoke to the ceo. >> we'ren exchange to compete directly with them. but this is a place where we wanted to walk rate. cooperate because our customers wanted us to. the whole financial system no -- wants to know the closing price, even though we both have great backups. this voluntary? >> i don't want to speak for in favory are probably of it, but this was a bilateral discussion that has been going on for quite a bit of time. betty: when that happened, a few weeks ago i was with several ceos at an event, and western was was this a cyber attack? was is always a>> tie concern. ist we are concerned with contagion. -- that is always a concern. the order was found that things went along. k: when that happened, there seemed to be enough safeguards in place. was that the idea yet though the idea because of the financial crisis, because of the -- crash that enough firewalls all -- are in place now that you can still continue to do business in will ive?be that disrupte >> i think so. we sell the benefits of the competiti