It blows my mind that it can accelerate in a 100% vertical climb. Not to diminish this feat, because it is indeed impressive, but it's a natural consequence of

It blows my mind that it can accelerate in a 100% vertical climb. Not to diminish this feat, because it is indeed impressive, but it's a natural consequence of having a thrust:weight ratio significantly greater than 1. It's also horrendously expensive in fuel.