Edit this Published in Freakonomics Radio Is Twitter a Two-Way Street? Listen Queue Download this audio Want to embed this player? Use the code below. More info. <iframe width="600" height="130" frameborder="0" scrolling="no" src="//www.wnyc.org/widgets/ondemand_player/wnyc/#file=json/164232"></iframe> Share on Facebook Share on Twitter Email a Friend To get a lot of followers on Twitter, do you need to follow a lot of other Tweeps? And if not, why not?