this Nov video talks thru via Cursor renegotiation, how in important ways a token != a token (not even within types like reasoning, output, or a model) because attention can lead to expensive logic loops.
https://www.oreilly.com/videos/live-with-tim/0642572259488/ https://www.youtube.com/watch?v=6AXMO2dW0LI&list=PL055Epbe6d...