OK, there was no boom. In space, no one can hear you boom. But NASA put on one of the most spectacular fireworks in history and did it on July 4…so I’ve already seen some fireworks.
This means they will be able to do some great analysis on the material that was ejected, so we’ll finally know if they’re dirty snowballs or, as one brave pundit predicted, actually negatively-charged asteroids. That’s a theory that may be brutally shot down in a few days. Certainly anybody who predicted there would be no discernible impact is eating tasty, tasty corvid now.