To shave or not to shave isn’t really the question — Let’s talk about armpits. Specifically, let’s talk about why women shave their armpit hair into (temporary) oblivion. And by “talking”, I actually mean “let’s think about this”. 150 years ago, women wore high-necked, long-sleeved, corseted dresses with masses of petticoats, and never dared to expose an ankle, lest they ruin…