Well as I said above, I don't really see you point at the start of the thread, but you have listed 4 arguments above, and in my opinion no gone into detail on the most important one.
Point 2 - Would you not play a system that the players can implement easiest, or would you rather stick to you...
Err, am I missing something. THere are plenty more argument for 442 than Man City (or Spain) play it. There are plenty of arguments against other systems especially trying to play a system you do not have the players for, but if you are trying to argue against 442, surely basing your argument on...