I think Gladwell is concerned that another writer is intruding on his niche of content-free pablum predicated upon the mistaken assumption that the plural of anecdote is data. The only thing more amusing than watching two writers who seem to operate within their own reality-distortion fields argue past each other is seeing members of the blogosphere who share a similar unfamiliarity with the concept of debate grounded in facts and data weigh in on either side.