This is:
Moscow is fucking. Even on the runway they managed to get into a traffic jamming. And, what is typical, missed some cushion - healthy airbuses, filled with passengers, waited for a small private aircraft to land.
___
Aircraft in the air has an advantage over aircraft on the ground (it cannot wait)
The size of the aircraft does not matter for the controller, all are equal (except board number 1)
The U.S. Specialist