This is a good counter-arguement! Though I think the missing factor of a square root doesn’t change the qualitative nature of natural i.e. steady-state motion. But that’s not much of a defence, is it? Especially when Aristotle stuck his neck out by saying double the weight, double the speed. It is to his detriment that he didn’t check.
Here is a counter-argument against Rovelli I found reasonable: Aristotle and Falling Objects | Diagonal Argument
This is a good counter-arguement! Though I think the missing factor of a square root doesn’t change the qualitative nature of natural i.e. steady-state motion. But that’s not much of a defence, is it? Especially when Aristotle stuck his neck out by saying double the weight, double the speed. It is to his detriment that he didn’t check.