i was in meetings in 1994 where we were discussing information warfare, the threat of cyber attacks on the critical infrastructure, what to do about protecting it. the fbi in the '90s established a program called infraguard which has tens of thousands of companies that they work with every day to help them look at their systems and keep track of their systems because of what it would do to the united states -- power, water, nuclear facilities, communications most of all. so these things -- this is something the government's been focused on, not necessarily resourced enough over the years, that's a different battle. but this is not a new fight or a new issue. >> it's a huge, huge priority. certainly it is right now. christian, what do you think? did north korea do this alone or did they have some other outside partners, actors, individuals, maybe even someone inside sony helping them? >> well, the fbi and the president seem to be pretty clear that it was just north korea. but frankly north korea has