UP 3.0 vs HSFX 5.0?

[Aracno]

Originally Posted by II/JG54_Emil

Maybe it would be enlighting to ask Kwiatek for his profession.

I dont care, if he is another aeronautical engineer I would expect constructive and precise criticism or errors highlighted on SEOW forum, not spamming other's people whining post, especially in a thread hot like this.
Aachen is a nice guy open to critics and ready to explain when YOU are wrong and correct things where HE is wrong, he really does not deserve post like that.