Traced rather than guessed: the same box reached two ways, each rounding where the other does not. Two of the three are fixed, the third is priced -- it costs the retained resize path, at a thousandth of a pixel. `OrthoSize` is deleted rather than paused; the decision it was waiting on was that a span asks whether a rule already answers for it. Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>