Yes, but these charges were all imposed by the telco for end users, and special arrangements for large customers have been the norm since the AT&T breakup. Ther

Yes, but these charges were all imposed by the telco for end users, and special arrangements for large customers have been the norm since the AT&T breakup. There is no facility to ensure that _all_ calls have paid a fee because many customers have, for decades, had arrangements to make calls with no fee required, and in general there has been no reason for a telco to have a mechanism to monitor another telco's billing practices. In other words: yes, and many people also paid for their email accounts for some years. Yet here we are...