is a new column exploring the objects a culture obsesses over and what that reveals about us. A presidential transition requires a heady array of delicate and complex challenges and coordination, ensuring that the mighty apparatus that is the United States government moves forward as smoothly as possible. And this year, it has also brought a surprising amount of attention to a âDiet Coke button.â The red button, built into a stained-wood box with a gold seal, about the size of a Kleenex package and often situated next to the phones on the Resolute Desk, was reportedly used by Donald Trump during his presidency to prompt a flunky to bring him a Diet Coke. Trivial as that may sound, this attracted particular attention when it appeared that Joe Biden, settling into the Oval Office, had gotten rid of the thing. Suddenly outsized significance was foisted onto an inanimate doohickey.