Milzy
Guru
This is what I thought. The paste or grease could just cause it to slip more.I may be wrong, but iirc Ti does not stick/bond to Ti.
My own real time proof of that is that my Ti frame and seatpost are both 10 years old now. I have never needed to use any grease.
				
 I've just spent the last 10 minutes browsing through page after page of shiny titanium, time well spent 