It is the lynchpin though.

Not just for generating revenue to fund public programs. In fact, arguably, that’s not even the main point.

The real problem is inequality. We need “punitive” (a better word might be “rebalancing” or “excisional”) wealth taxes on the rich, to rebalance society and restore the social contract. Basically, short of a proper socialist revolution, we need to make the rich much less rich, make billionaires millionnaires again.