. >> brenda: most rporations don't allow you to access yahoo, g-mail on the corporate, on the corporateor the corporate server but they have to protect their house. so everything is audited. every business does this. not onlyauditing but reviewed by regulators. nothing should be sacrosanct as separate. it's not funny not fo national security. anything beyond that seems like special treatment. >> what is the cost of this for ushe taxpayers? >> there are many costs. you have cost i pointed out. national security is one. toby pointed out the cost of compliance. if someone negotiates through the secret e-mail, a deal to say listen, defense contractor bid this price. you didn't hear it through me. you heard it there secret e-mail account. you come and you have all of that shenanigans going on we can't track. this is the problem. it could be trillions in cost. >> toby? >> this has to be under a system, that is audible and transparent. that is the, i if it's not transparent. good word shenanigans. there is so much we don't know and that is the scary part. >> brenda: last word. thank you, guys.