non-coutner-rotating jet engines

[A Squared]

Originally Posted by spannersatcx

The GeNX fitted on the 747-8 is counter rotating.

and

Originally Posted by awblain

And the Trent 900 on the A380, and presumably the A350 engine too, is counter-counter-rotating.

interesting, so there *are* counter rotating jet engines. Why is that? Seems like if torque and "p-factor" are negligible to nonexistent, there wouldn't be much advantage to building different engines for different sides.