ref: 2471989852ff16ab9c1882e659d98c72d242afd1
parent: 2257b8ac4a218ec0babba308f5a19adc17718f8f
author: Ori Bernstein <ori@eigenstate.org>
date: Sat Oct 28 15:18:02 EDT 2023
snap: when updating, there is no successor we want to move the blocks to