JFK airport is one of, if not the largest, crossroads of the world. Everything from the barrel of accents on the radio to the line of multi-coloured penises taking a leak in the men's room[1] - the world comes together in these few square miles.

To expect that all the pilots speak English with perfect Siri-like diction is at best silly and at worst offensive.

[1] this is a subtle reference to comedian Louis CK lamenting travel as a single father, being forced to take his daughters into the men's room of an international airport - where the alternative of leaving them outside, alone and unattended, was a far worse option