there are no boundaries. we are all the same on twitter. and we're -- >> we're all twits, essentially, aren't we? >> we're all twits. >> let me ask jack and biz quickly. about the -- i would call it the demystifying of the celebrity culture here. when you have celebrities revealing their every moment in real time, you know, their health problems, their this, their that, the other, there is a kind of change, isn't there, from the old style star system where there was, say, with elizabeth taylor who died without people knowing very much about her. that was part of her magical appeal. do you worry slightly that you're part of this crushing of all the mystique about famous people? about stars? >> actually, early on i didn't think celebrities would want to use twitter because i thought, for exactly that reason, that part of the allure was that you couldn't get close to them. you couldn't find out what was going on in their world. that was part of the reason why they were celebrities. but you know, i think celebrities and politicians both