For fall-loving Gen Z and Millennials, “spooky season” begins on September 1st, and they make it known on social media that their favorite time of year has finally arrived. It’s time for them to bust out their seasonal decorations (if they ever took them down) and stock up on pumpkin spice everything. Through their profiles, it’s easy to see how young people have made Halloween more than a holiday for kids to go out to get candy and into another #aesthetic that they can funnel good feelings into. And of course, those good feelings justify their seasonal shopping, which get...