The law of timing should be sayable in one breath
If you need a three-minute explainer, the law is not ready for a phone player who missed the patch note.
A cancel window is not just milliseconds; it is a story about mercy. When it moves, the story moves. A patch that alters a cancel without a teachable, in-client cue teaches players that the only reliable document is the community wiki—and that is a tax on the people you claim to value.