I was sitting in a cafe a few weeks ago when I overheard a rare bit of sunny talk about advances in medicine and technology when a woman said: “Nobody will be bald in the future.” The way she said it made me think of people in the 1950s imagining the 21st century as a world with flying cars, sassy robot maids and no wars; a world where everybody has hair on their heads is possible. Bald has never exactly been in style, but these days, it feels like going bald is tougher than ever. It can feel lonely watching all those clumps fall out when you’re in the shower. Yes, there have been plenty of advances in hair restoration, and treatments have been proven to help some people avoid getting to the point where they need a doctor to surgically redistribute the follicles from the back to the front of their heads. But it won’t work for everybody, and people will still lose their hair as long as genetics and hormones have a say. …