roger mcnamie just said it wouldn't make sense above 25. what's enterprise value for this? >> it would imply about $16 billion. >> who could pay that? could salesforce convince its investors to pay that? >> sure. you know, i will start by saying we get all our news on this from you guys, from the rest of the press out there. so we don't have any real inside information on that. that said, i think in terms of who can pay for it, we've always said it's big media platforms, advertising platforms, anybody who is looking at it and saying we can do better with that asset than the company has been able to do on its own. over 300 million users that are highly engaged on that platform. that's got a lot of value to somebody. >> heath, we've seen linkedin basically go already. microsoft is in the process of trying to acquire it. yahoo! similarly. why is twitter so difficult? is it just because management has been ambivalent about doing some kind of deal? is it the history of volatility in managements, do you think? ta is it b grade compared to the others? >> a lot has been written abo