This looks ... terrible. I bet it works and delivers value or something, but that doesn't mean it's something to be proud of or to defend how it's designed. I

This looks ... terrible. I bet it works and delivers value or something, but that doesn't mean it's something to be proud of or to defend how it's designed. I mean surely there is a better way than thousands of database tables ... with separate business logic. Do I understand correctly that for a "small to medium" business, they would only use a fraction of the functionality / database tables, but in order to support all potential "small to medium" businesses, it needs to be this convoluted mess?