Purely a guess, but perhaps due to Rudel's politics rather than his fighting prowess. Purportedly being acquainted with Josef Mengele in S.America after the war tends to leave a bad taste in people's mouths.
Nishizwa
I am thinking its more to do with the fact that he doesn't want to undertake a risky??
venture in cartoon land to be fair
Hes was fine using the Stuka offline to test it against tanks by his own admission.
Since I've been flying the Stuka I have been thinking more about Nazism,
seems kinda right, ya know,
or maybe its the power of Nazism corrupting me through a cartoon airplane.
Ahh sounds a bit crazy when I say it that way, lets stick with the Stuka isn't that good and he would risk ruining his score in game from getting main gunned or jumped on by enemy fighters.
I doubt Snailman would be able to set up his attack runs as described against a real player in a Stuka