In the “good old days” (whatever that means anymore), people often used layaway to purchase items when they couldn’t afford to plunk down the entire sum. It was popular during the Great Depression, but the arrival of the credit card in the ‘80s brought about its sharp decline. Now, in recent years, a slew of companies are popping up to resurrect the service for Millennials and Gen Z. Affirm, Klarna, Afterpay—you’ve probably seen one or many of these options when you go to check out of your onlin