The price is set by the market. It never was and never will relate to the seats/resources used/etc.
The price is set by the market as a function of some sellers charging by seats, others by resources used, etc, and some buyers preferring simple pricing models, others preferring usage-based, etc.
The price is set by the market as a function of some sellers charging by seats, others by resources used, etc, and some buyers preferring simple pricing models, others preferring usage-based, etc.