UF ROTC instructor
Years ago, there was an old MSG who was one of the Army ROTC instructors at UF. He was SF, VietNam vet, and told classes about the reality of surprise firefights.
Specific example, he was on point, ran into a VC point man. According to the MSG's story, both of them had their eyes about pop out, and both went full auto, M16 vs AK47. Both emptied magazines; neither was hit; both retreated for cover and reload.
If a Green Beret can fire 30 rounds at close range and still need more rounds, then...