Originally Posted by
armagebedar
Turns out I'll be arriving in F. Would it be worth it asking for expedited processing through immigration (I'm aware that there's no priority given to F passengers) at this time of day (about 10:30 AM)?
Don't ask. Whether you arrive in F, or have a "tight connection", are a diplomat, or any other excuse, you get no special treatment.
It should be a fairly quiet time of the day for customs/immigration.