It's not a question of whether I'm happy or not. The rules allow me to fly 180 minutes from a suitable diversion at the engine out speed (400 TAS for the 767-300) still air. You are correct that when the wind "on the day" is taken into account, you could be more than 180 mins from your suitable airfield. If it's legal, why would I not want to do it? My competitors would.........