This is all irrelevant because there is no way to have a sector on SSD erased for sure. Overwriting relocates, TRIM marks for future deletion, Secure Erase has

This is all irrelevant because there is no way to have a sector on SSD erased for sure. Overwriting relocates, TRIM marks for future deletion, Secure Erase has the unpleasant side-effect of nuking all data and, as typically implemented, also doesn't remove data but only changes internal encryption keys.