Solving Churn at PayPal (twitter.com)

Twitter was clearly the best medium for this essay. I for one love reading long thoughtful ideas <= 280 char at a time.

I slogged through the tweets and discovered that you can solve the problem by taking a very smart physicist and giving them an intern to do grunt work. Twitter was the best way to give this advice with about 80% of the tweets essentially adding 0 or negative useful information.