Realism; Strength is not important for swordsmanship(?)

[Anthony]

Originally Posted by Bilanthri

Why, may you ask, would one continue accelerating into their strike? For the same reason that empty-hand techniques teach practitioners to strike "through" their target.

That reason being a psychological trick -- it's not that accelerating actually meaningfully affects damage, it's that not decelerating does, and human instinct causes you to decelerate shortly before reaching the point you're aiming at.