The Met Gala is a barometer of fashion. Not in the boring “What is the hemline of the moment?” sense, but on a grander scale. This benefit dinner is pure spectacle, an event that exists only to be photographed, a sequined media mirage. Look at the pictures from the after-parties and you’ll see that many guests change out of their red-carpet looks as soon as humanly possible. These are clothes for posing in, not wearing. They are statements.

This is an excerpt from The Atlantic’s climate newsletter, The Weekly Planet. Subscribe today.The climate scientist Ken Caldeira recently tweeted a joke meant to charm carbon-tax advocates. “If we don’t want people to drink so much alcohol, rather than taxing alcohol, we can subsidize everything that is not alcohol,” he wrote. His point, if I may ruin the punch line, is that the United States’ approach to combatting climate change is kind of silly.

Perhaps you’ve noticed that ebooks are awful. I hate them, but I don’t know why I hate them. Maybe it’s snobbery. Perhaps, despite my long career in technology and media, I’m a secret Luddite. Maybe I can’t stand the idea of looking at books as computers after a long day of looking at computers as computers. I don’t know, except for knowing that ebooks are awful.