Gawdzilla Sama
TImeToSweepTheLeg
There were 8 years between 1933 and 1941. That should have been more than enough time to design a proper tank if the invasion of Russia had been planned all along.
And when did Hitler learn that he would have to fight a winter war in Russia? 1933? No. 1934? No. 1935? No. 1936? No. 1937? No. 1938? No? 1939? No. 1940? No. Closes up your window a bit.