Factual error: In the hidden scene the car stops and you get a flash of the front of the car the New Mexico license plate is in focus (to show were they are). However in New Mexico they only issue you one plate to be used at the rear of the car.
Factual error: As the credits roll, the songs are featured. The song 'Highway To Hell' by AC/DC is printed as Written by Angus Young, Malcolm Young, and Brian Johnson. It was not actually co-written by Brian Johnson as he was not yet the lead singer of the band. It was actually written by Angus Young, Malcolm Young, and Bon Scott, nee Ronald Belfort 'Bon' Scott, who was the lead singer then until his death in 1980, after which, Brian Johnson was then hired as the new lead singer.
Factual error: The fake passport that Ivan is given along with the tickets to Monaco has several mistakes that show it to be fake to someone with basic ID training. The passport number, date of birth and expiry date do not match the Machine Readable Zone at the bottom of the passport. Also, one of the chevrons is reversed, and there are too few of them.
Factual error: During the translated Russian TV broadcast, we see Stark's last name written in Western script, not Cyrillic. It should be "CTAPK" not "Stark."
Chosen answer: Hammer is impatient. he did not want to waste time and money to go find Vanko's bird. he just wanted Vanko to get the work done.
MasterOfAll