Originally Posted by
GJM
I think you are answering a different question, which is do dots fail, and the answer is obviously that they do.
My question is what are the circumstances where BUIS would allow you to be successful, and you could not otherwise get the job done through pure index or using the optic as a big ghost ring? I don’t have BUIS on most of my competition pistols, have had multiple failures in matches, and have always been able to finish the stage. Heck, for the first six months YVK shot CO, I don’t think he used the dot on most of his shots, and he still did pretty darn good. :p