Cancel LSAT If You Missed The Test Date Change Deadline?

UPDATE:The below post is now outdated due to an LSAC policy change - please see New Option to Withdraw Your LSAT Registration From LSAC.***Law school admission consultant (and former UChicago Law admission dean) Anna Ivey recently contacted me regarding last year's cancel vs. absence post (written for those who miss that deadline).What followed was a lengthy email discussion about the