On the blog this week we premiered The xx’s new video for their track “Chained,” we found out the story behind Joy Division’s iconic Unknown Pleasures album cover, we launched our new online the Digital Gallery, took a look at the language library behind Sosolimited’s ReConstitution 2012, and found out how you turn a classic novel into an interactive app.On the net…· Data center porn: Google lets people peek behind the curtain at their data center in Lenoir, North Carolina. They even color-coordinate (above) the masses of infrastructure to match the Google logo.· Behold! The world’s first all rubber speaker made from artificial muscles.· The third presidential debate songified. Also features keytar.· A man skydived from space. Didn’t break his neck, but did break some records.