The Israeli army said it had been targeting perpetrators of the rocket attack and a malfunction might have caused the mishap.
At the very least, the damage amounts to what the Air Force calls a Class A mishap, which causes more than $2 million in damage.
After NASDAQ shut down for a period of time on Thursday, its CEO went on CNBC to try and defend its response to the mishap.
An early system on the IBM 1130.
[Listed in CACM 2(5):16, May 1959].