Placing these posters on the SDSU and UCLA campuses is a McCarthyite tactic, clearly intended to threaten the academic and professional prospects and careers of campus pro-Palestine activists, to intimidate and silence. It is a fear-mongering tactic that places those named in danger of harassment and physical harm, both on and off campus.
So, they want to support antisemitism in the shadows, without revealing their true identity, or without audit of their motives.
You beat me by 16s, and I’m a little more blunt about where I think they’re at, but we are very much on the same page.