Maybe we don’t have all these neat feature that other Flight Simulator have, because of some arrogant (Can’t think of a better word) attitude, that Asobo do NOT need to look at other sims, like XP11, to know how to design and make a Flight Simulator – and they have actually admitted to this numerous time. 
Why look at XP11, when you have FSX source code to learn all you need to base your design on …