Changes in windage is an incredible area of experimentation in the area of random variables. One such as a seemingly large spreadin velocities, can be off set by a change in wind resulting in a "hit" for example
Normally this goes against the grain of trying to control the variables to maximize etc etc.
Done in this context it loses its real benefit in providing feedback to the shooter.
Point. Learn to trust your technique.
Lots of trigger time,
Some plink
Some practice
Some train
It's all good


Most people don't have what it takes to get old