. ♪ >> the driving force behind that effort is reddit cofounder alexis ohanian.n outspoken critic. business insider called him one of the superheroes of the internet. all of a sudden, i see reddit everywhere. the growth kev must be tremendous four. >> it has been pretty significant. but it hasn't been that sort of hockey stick growth. it's been really steady. it grows every week. >> it's not brand-new. a lot of people think it is. >> that was a big day for us. you notice all of the people just now learning about it, are probably getting a lot less productive. we have been around slowly eating away at the whole world. >> that control situation, was there a lot of backlash because of that? >> you know, not a lot in the sense that i think what most people realize now, on the internet, whether it's really any social media platform, when you're giving a stage for someone to comment, submit links, do whatever it takes, deather on twitter, reddit, facebook, tumbler. there's the opportunity for jerks to abuse it. 99% of the traffic is either benign or actually really goo