Stands to reason with millions of black holes in the galaxy that some of them would be approaching our position. Why I haven't been de-rezed during my lifetime is pretty amazing to me. What isn't super cold is super hot in the universe. Having environments that grow life is weird, and amazing. Somewhere sits a really good chemist. Journalism 101 - The Bait, and the Click. Not intentional. It's just part of my writing style. I frame questions.