We talked to the team behind the new Fitbit Sense, a $329 smartwatch dedicated to tracking your health — The main reason the coronavirus has shut down society isn’t that it’s deadly; it’s that it’s invisible. If you could see the damn particles — as a neon-yellow cloud on someone’s breath, or a neon-yellow patch on a doorknob — you could avoid it, and the disease wouldn’t spread. Fitbit…

He created “the look of the 60s”—and at 90, he floored me with his insights on design, work, and human nature. Milton Glaser died yesterday on his 91st birthday. He was a gifted, influential, an astonishingly prolific designer and thinker. “He can be said to have created what became the…