Isn't a pricing structure like that kind of the inverse of insurance premiums? You can either pre-ammortize over the storage period, or you can backload at ret

Isn't a pricing structure like that kind of the inverse of insurance premiums? You can either pre-ammortize over the storage period, or you can backload at retrieval time. Furthermore, charging at retrieval time also sends a clear message on what type of data this service is to be used for and modifies user behavior.