Main issue the practicalities of actually getting a drill bit in to the locations you indicate for the rear cabling and making a clean hole. As to longevity - well titanium is not immune to cracking and failure. I wouldn't consider doing it to such a special frame, but each to his own.
Main issue the practicalities of actually getting a drill bit in to the locations you indicate for the rear cabling and making a clean hole. As to longevity - well titanium is not immune to cracking and failure. I wouldn't consider doing it to such a special frame, but each to his own.