Plus, it’s not like we never heard of a phased array, you know?
They tell their pilots this to get them to make that first sortie.
Then, if none come back, they tell them a different lie.
Soviet Union lost 14.5 million men in the first phase of Great Patriotic War. That took a lot of lies to get men to walk into German fire. They would literally stop german infantry units by depleting them of ammunition by giving them targets to shoot. German units wouldn’t advance when they had no ammunition.
The use of AESAs is not so much technologically important in the missile vs. say, a standard corporate-fed array with element phase shifters, but economically and to an extent with respect to large scale manufacturing, it is a big advancement, especially at the frequencies we'd be talking for and A/A missile