That might have been 36 shooters - but it was way more than 100 guns, I believe. What they achieved inside that warehouse was a completely perfect shooting condition, that could be repeated anytime. The data they amassed was incredible. The changes they were able to make to each rifle, over time, and replicate the shooting conditions is what the Golden Egg is in that.
Due to word-of-mouth, only, it was 36 shooters - 36 of the best shooters that any one person could invite...