Left 4 Dead 2 writer says Valve intentionally 'leaked' its cinematic trailer to get around ESRB rules: 'I think we can't get trouble for that now'

Summary

It's strange to think about in hindsight, but Left 4 Dead 2 was a controversial game in the run-up to its release in November 2009—just one year after the original Left 4 Dead laid the foundations for today's enormous cooperative gaming scene. Indeed, it was that rapid turnaround, combined with the fact that the first Left 4 Dead was a relatively short…