Wouldn't it be cheaper in the long run to simply design a new mail protocol from the ground up, with security and spam prevention as the main focuses? It seems to me that when you need to implement solutions which are as complex as this one to keep the system running as intended it is more or less a failure.
Wouldn't it be cheaper in the long run to simply design a new mail protocol from the ground up, with security and spam prevention as the main focuses? It seems to me that when you need to implement solutions which are as complex as this one to keep the system running as intended it is more or less a failure.