The Thinking Mechanism is a series of weekly posts, published on Fridays, covering the ideas The Mechanism is thinking and talking about with our peers and clients.

The week in quick links:

• Now that you finally got an invite, how Spotify works.

• Google Offers To Re-Write Your Webpages On The Fly, Promising 25% To 60% Speed Improvements.

• OK GO's next viral hit, featuring Pilobolus, goes interactive with Chrome: All Is Not Lost.

• Apple makes Xcode free to all with release of 4.1 on Mac App Store.

• Information Architects - Should you scroll or flip pages on the screen?

• Think Quarterly by Google hits the US with The Innovation Issue.

• This is why your newspaper is dying.

• And lastly, Lucas loses Star Wars copyright case at Supreme Court.