I was in Borders last night and I walked past Malcolm Gladwell's new book "Blink" on the new non-fiction shelf. As a result, two questions occurred to me:

When did Malcolm Gladwell go from the black Christopher Walken:



To the black Steven Pinker:




Also, what was the tipping point for the phrase "the tipping point?"

I have answers for neither.
Now, excuse me while I geek out.