I don't see how disc brakes would get you to Turkey any quicker.
Later braking. Closer drafting of trucks*
*which is of course totally not race legal and I'm sure no one did it.
But it's another thing like Di2 - it just reduces fatigue in another body part by a little bit. Any tiny little thing you can do to reduce pain, reduce fatigue, minimise the things you're thinking about that are hurting will be better for you over such a long race.
Later braking. Closer drafting of trucks*
*which is of course totally not race legal and I'm sure no one did it.
But it's another thing like Di2 - it just reduces fatigue in another body part by a little bit. Any tiny little thing you can do to reduce pain, reduce fatigue, minimise the things you're thinking about that are hurting will be better for you over such a long race.