100% false. Where are these facts coming from?
The specs for delivery are always very clear because price depends on where it needs to be delivered!
"Delivery shall be made free-on-board ("F.O.B.") at any pipeline or storage facility in Cushing, Oklahoma with pipeline access to Enterprise, Cushing storage or Enbridge, Cushing storage."
What does it mean to be "normally not a destination for oil" and who is doing this checking (do you realize the volume of oil that is traded monthly? The futures market being discussed here uses standardized contracts.