[shenoybr]

It mattered for people on the East Coast. Where I am (New York), we couldn't access Github, Twitter, Paypal and many other services. To make matters worse, AWS us-east region was configured to use Dyn. Therefore, many applications that depended on it (and on Heroku) were down. At my workplace, we had to reconfigure DNS for our own applications even though we didn't directly use Dyn. It really was a big deal.