F1 said the timeline plots what the reader can see, which is now half true, and the prefs key space did not list the field the board writes. Both record the argument the code only implies: the window is drawn from what is plotted, so on-by-default is not a fuller board, it is a smaller one for everything that is actually running. Co-Authored-By: Claude Opus 5 (1M context) <[email protected]>