Yes.
Yes, the Terminal command
defaults write com.stairways.keyboardmaestro.engine WindowSetFrameAnimationTime -float 0.0
...will speed things up at the risk of breaking the move completely.
Yes, it's an attempt to avoid a known macOS API issue.
Rather than me butcher the explanation, here's one of Peter's posts on the subject: Bug report: Window positioning + resize failing in KM11 / Sonoma