Michael, for sure, trial-and-error, experimentation... that's a great way to learn. But... seems to me that in YOUR example had someone gotten out a calculator and put in the numbers (1,100 fps VS 3,800 fps), it would have seriously reduced the trial and error period. No, the calculator doesn't REPLACE "practice practice practice," it wisely preceeds it.
It's no different than looking at a ballistics table and having a good general idea how much your bullet drops at certain distances.
Of course, there ARE other methods than just plain skillful shooting:
As we all know, knowing HOW to do something isn't the same as successfully doing it!!!
[This message has been edited by Encore223 (edited 07-24-2001).]