Is 3.20 generally available, or is it being tested in beta?

Thanks

The allies do not seem to reset the amphibious invasion cap every turn. Playing the AI, I keep seeing increasing penalties for invasion, as if all of the landings were on the same turn. Is it based on when the transports were launched, or when they try to land?

I just purchased MHCEAW -GS 3.1 and CNAW. CNAW downloaded quickly and easily. CEAW is at a snails pace. What gives?

Not sure. Though forcing you to use the Pz1a and PzII is historically accurate (they outnumbered the newer German tanks 10 to 1), PzIII and PzIV were actually more common than the Pz38(t) in Poland. If I recall, PzIII becomes available at some point in the GC39.

Why are planes able to protect friendly units only once? Is there some logical explanation for this (besides preventing planes to run out of ammo this way)? Logically fighter escorts should oppose any incoming aircraft that comes near friendly units (similarly as artillery does). Actually, it makes...