That feels like a very different scenario. A successful test would still leave me winded and bruised. The odds of failure are much higher than 1 in 100,000 per

That feels like a very different scenario. A successful test would still leave me winded and bruised. The odds of failure are much higher than 1 in 100,000 per year. I also have no need for a bullet proof vest so why would I be interested in testing it - what's the benefit to me?