According to a recent Wall Street Journal article, the demand for older models in the fashion and cosmetics industries is exploding. Sorry. Perhaps “exploding” is a trigger word. It might give some of the most seasoned models flashbacks of “the rocket’s red glare, bombs bursting in air.” That’s right. When I say “older,” I am not simply referencing hints of gray. Cosmetics juggernaut L’Oréal curre…