They totally fucking do. This line is at best credulous, if well intentioned.
But to act as if there is no connection, no link? It's absurd.
Because the reason you hear, suddenly, these progressive voices so insistent that Israel be decoupled wholly from Judaism, despite Zionism being a dominant Jewish belief, is imo that they have despaired of that discussion entirely.
To put it bluntly, progressive Jews are writing off Israel because they recognize a losing PR battle when they see it and don't want to be collateral damage.
But these are less elemental, I think, than the acceptance of being overmatched in PR