The latest debate between Avi and me reminded me of one of our earlier debates, that time about the Ukrainian UFO observations reported by Boris Zhilyaev. Avi and Sean Kirkpatrick dismissed the observations based on the lack of a fireball, while Geoff and I explained that was not an argument to dismiss the observations. See the Avi Loeb & Sean Kirkpatrick paper here: https://t.co/CCBRyqB5PL And the response by Geoffrey Marcy & Beatriz Villarroel here: https://t.co/gx4kXzBXX6 A good, healthy s...