While David was comparing the differences between the two old wands, Dumbledore over there had already given Professor McGonagall a rough summary of what had just happened.
Even with her brilliant intellect, Professor McGonagall took quite a while to barely wrap her head around the completely unfamiliar concept of parallel worlds.
"So you're saying Wade has accomplished an extraordinary feat tonight!" Professor McGonagall said excitedly. "Just think, Grindelwald—"
Chapter 290