Originally Posted by
H Peacock
When would you ever want a V1 which is 'artificially' lower than the highest V1 that you could safely use? In effect it commits you to 'go' when you could actually comfortably stop. When is that ever going to be advantageous?
Almost always.
It's statistically safer to go than to attempt a stop with little margin. Hence a bias which makes going more likely increases safety.
The exception is when the terrain is challenging.