Speaking at length for the first time about the test results, military officials insisted many of the problems were attributable to bad luck, citing Murphy's Law that if anything can go wrong, it will.
Okay, if it doesn't work in TESTING, there is NO WAY it will work in DEPLOYMENT.

Under testing, you have MORE control over the variables (human stupidity being the biggest) than you will EVER have in the Real World (tm).

This is a failure at our current technological level.