>>> And this spying has never been matched by anyone, ever. And there is a difference of an enemy spying against an enemy (it’s expected) and a “friend” spying, which is much worse.<<<
Pollard did not know for sure he was spying for the Israelis. His handlers said they were Israeli, but they could have been, say, Russians pretending to be Israelis.
This is the problem with “friendly nation” spying. It can be, and frequently is, used by hostile nations to dupe unwitting spies.