Originally Posted by Galaxydriver

AMC doesn't even want to touch this issue. We regularly fly 24-hour missions with 3 pilots (1 AC and 2 FPs). You start changing things and folks will ask why we have to abide by all the FARs but get to make up our own rules for FDP. They also don't want to really answer that question about how you can be the PIC (and responsible for everything) while sleeping in the bunk.