Remember that rotation speed isn't that important against aircraft several kilometers away, since you will not perceive them to be moving very fast from your point of view. What matters against distant, fast moving targets is accuracy and shell velocity.
And Lord Rommel, i understand it enough. I think word-for-word translations are pretty pointless in many cases, anyway.
Most Large caliber AA weaopns like the 90mm and 88mm were the only guns as well that were able to reach high altitube bombers, which were also slower flying than fighters and easier targets +1they were also guided by radar as well, making them rather accurate, -1and i know the 90mm's were later computer directed as well, dont know about the 88's though
Hot off the airwaves: THe city of Hamburg is converting the foundations of an old Flak battery to a solar energy plant. They are calling it the energy bunker.