The real answer is that there is no one answer, and no magic wand.
Keep what they were doing in the context of what they were achieving, for their purposes.
It's by no means generic. According to the story, Virgil went on to shoot outdoor competition and performed so miserably he shut down the warehouse in disgust.
What is not important for a one hole group at 100 becomes critical for accuracy at 1000, for example.
What is important for accuracy at 100 remains important at 1000.