the longform possibilities are limitless. the shortform possibilities are limitless. mean, think about ferguson, or occupy central, or the plane in the hudson as now being a live broadcast. i think the next several years ahead of us with that kind of capability is going to be extraordinary, super fun, and develop all sorts of new mediums for performers, for shows, for content. i really do think it will change the entire media landscape. emily: by some measures, one measure, monthly active users, instagram is bigger than twitter. why should wall street believe this is not a plateau? dick: for the simple reason that we all inside the company believe in the future of twitter. that the world will be a better place when everybody is on twitter. emily: five product heads in the years you have been ceo. why is it hard to find a product head for twitter -- or the right product head? dick: it is important for me to be thinking about whether this is the right team for the company right now. i tell my managers all the time that your job is to improve your team, not defend your t