Another factor: in the earlier attack, Israel and the US had days to prepare. Combined with heavy use of slow drones (which can be tracked and hunted down), t

Another factor: in the earlier attack, Israel and the US had days to prepare. Combined with heavy use of slow drones (which can be tracked and hunted down), this permitted far more positioning and preparation of countermeasures. Yesterday's defence was mobilised in hours to minutes. The ballistic flight time from Iran to Israel is twelve minutes.