> it [the small black hole] must still be in an inertial reference frame. Why? As soon as one’s center crosses the other’s Schwarzschild radius, the two merge

> it [the small black hole] must still be in an inertial reference frame. Why? As soon as one’s center crosses the other’s Schwarzschild radius, the two merge and become a single hairless [1] black hole, no? Where does the »a few moments« come into play, and why would anything about the original black holes be retained? [1] https://en.wikipedia.org/wiki/No-hair_theorem https://en.wikipedia.org/wiki/No-hair_theorem