One thing that I want to get right is the modelling of the Austrian army of 1809 for Black Powder (the chosen rule set). So here is some of my thinking.
Austrian commanders seem to have a major trait of avoidance of risk. They will obey their orders, even when the orders are daft. This is because obeying orders, and failing exposed them to less personal risk then disobeying and succeeding.
Austrian commanders were unused to handling large bodies of troops. The corps system was totally new and there had been effectively no peacetime manoeuvres with formations of Divisional or Corps size prior to the Austrian invasion of Bavaria on April 10th. So bodies of troops moved slowly and commanders could not coordinate attacks by formations larger than regiments. Whilst the Austrians threw in individual cavalry regiments the French were handling them in coo…