Why has this word, "pivot," not been banned yet?

G.O.P. Maps Out Waves of Attacks Over Health Law - NYTimes.com

The idea is to gather stories of people affected by the health care law — through social media, letters from constituents, or meetings during visits back home — and use them to open a line of attack, keep it going until it enters the public discourse and forces a response, then quickly pivot to the next topic.

It's going to be a long winter. Looooong.