The problem with audit logs for deriving state is that migrations are a forgetful operation. They’re great for telling you who changed what and when… but if the

The problem with audit logs for deriving state is that migrations are a forgetful operation. They’re great for telling you who changed what and when… but if the table lives long enough the audit logs will hold references to columns that no longer exist or data that is gone with no way to trust that it can be recovered properly. The author has another post on that site on when to avoid event sourcing.