There a lot of talk about the idea of an Earth mass Primordial Black Hole punching through Earth and the effects of such an event. However, Planet nine is predicted to be about five Earth masses, not one.
I don't have a physics degree, but how close would Earth have to get to such an object before the Earth is within that object's Roche limit?
At a brewery, or a restaurant for that matter, aren't you there to basically recreate a product based on a recipe someone else formulated? The person tasked with creating the recipe has the opportunity to practice artistry in this scenario, but they, too, may be under business related pressure.
I don't have a physics degree, but how close would Earth have to get to such an object before the Earth is within that object's Roche limit?