Log five tasks. What you thought it would take, what it actually took. Get your distortion factor — the number to multiply every future estimate by.
This is the AFM-5 (Time-Blindness Tax) check. It runs offline, in your browser. We never see the data.
Chapter 6 covers AFM-5 in full: the 3-Slot Calendar method + the "declare the slot out loud" rule.
Long-form on the failure mode itself — what causes it, why AI sessions amplify it.
For when you come back.