Guppy you live in a world of internet forums...where the ability to hide, the tempo, perfectly suits your style of banter...in an airport lounge...you can't run away...you would have to sit there and answer the question right in front of the line guys, other pilots...and using the Socratic method...I, you, and everyone else would quickly and positively come to the inevitable conclusion about your aviation knowledge.
This thread is about De Rated departures...your certainly welcome to take the bait and explain to everyone why you would put 200 passengers father down the runway in order to save some money on engine overhauls..
Come on Mr. Expert...explain the logic of this.