porter bibb. original publisher of "rolling stone." i want to add that. street cred. porter, the to see you. twitter up 70% this month. you heard my theory, people feel like they want exposure to social media and twitter gives them that. is it getting frothy? >> i think you nailed it. there are only two places you can go, facebook and twitter -- >> what about linkedin? is the driving force in marketing and advertising. there are thousands of ways you can take advantage if you are a marketer. toot of them are going facebook or twitter. what both of those two companies really worry about right now is the intrusion factor. it is really starting to rise up. twitter users -- i am a twitter user and i do not like komodo tweets on my newsfeed. most people do not. tweets on my newsfeed. most people do not. same problem with facebook. i do not want to see that. >> do we want something for nothing? algorithms are embedded in other websites. that is what is benefiting madison avenue. they can target advertising to you. nothing beats word-of-mouth. that was always the best driver