I've already had the case of clients complaining when the load time was greatly reduced, because they felt the only way it could have been so fast is that the s

I've already had the case of clients complaining when the load time was greatly reduced, because they felt the only way it could have been so fast is that the system didn't do as much as before. Which was true in a way (the best way to be fast is to do as little as possible) but the results were correct so nothing was wrong.