you can't file the top to make it square to the steerer
Damn, I've been doing it wrong all these years. OK, not strictly speaking a file, but I always smooth them off with a stone in the DremelĀ® even if the saw cut is perfectly flat.
Yes, never had any suggestion of de-lamination. For something people trust with they're lives, people seem to have a low opinion of carbon fibre's ability to hold together :)
Damn, I've been doing it wrong all these years. OK, not strictly speaking a file, but I always smooth them off with a stone in the DremelĀ® even if the saw cut is perfectly flat.