they're early enough in their program to switch the Overture again to twinjets :) (only half joking, if it turns out that adjacent engines in the quadjet config

they're early enough in their program to switch the Overture again to twinjets :) (only half joking, if it turns out that adjacent engines in the quadjet configuration have a negative impact on their intake technology, a twinjet would work more similarly to the trijet...)