. It's a scorcher out there -- well, it is here in Boston, anyway. Why not cool down by staying the heck inside and persuing some of the marketing stories from this week you might have missed? We have something to strike everyone's fancy, from Twitter data to SEO to insights from CMOs. You know, if you're looking to make it to the C-suite one day. And as always, let us know what other interesting marketing stories popped up this week that we should be reading! We're always looking for more writers and websites to follow and keep us in-the-know. A Look at the People Who Use Twitter From Brian Solis Brian Solis published an excellent analysis of some Twitter-focused Pew data on his blog this week. Hailing Twitter as a…