So many people are weird about age. We've got 20-year-olds telling 25-year-olds that they “look good for their age.” Middle-aged people are catastrophizing about young people killing various industries. Twenty-somethings claim that a 26-year-old dating a 38-year-old is a predatory age gap. If you're spending too much time online, it might seem like nobody knows how to be normal about age. Luckily, the internet is not the real world. In the real world, it is not looked negatively upon to have me…