If the Israelis are as careful as they were with Stuxnet there might be a permanent kill switch baked into the implementation to prevent being triggered in the

If the Israelis are as careful as they were with Stuxnet there might be a permanent kill switch baked into the implementation to prevent being triggered in the future. Without an initiating event, the type of explosive believed to be used here is very stable with respect to normal kinetic shocks or heat.