It’s Friday and you’ve got a scratchy throat and a mild headache. Time to play “Cold? Covid? Or Just Crazy?”—the only game more popular than Wordle.
Or you could open up your medicine cabinet and power-on a small white box. Swab your nose with a Lego-like stick, then slide that into the illuminated gadget. About 20 minutes later, your iPhone buzzes: “COVID-19 Positive.”
