Hey Ramit, can you talk a little but more about your comment on "many startups overvalue social media and ignore channels that actually convert. Hint: Twitter.

Hey Ramit, can you talk a little but more about your comment on "many startups overvalue social media and ignore channels that actually convert. Hint: Twitter. (Test it and see for yourself.)" Which channels are better than others for securing conversions? Which outlets SHOULD startups be focusing on?