Not only did the billionaire tax fail in California, but prop 42, to amend the California constitution to forbid the introduction of taxes on personal property (investment accounts, art) for the wealthy in the future, backed by greaseball Gavin Newsom, seems to have passed.
It hasn’t worked yet.
The only candidates that can siphon Republican votes are other Republicans.
Arguably it did. But nearly before many here were born or politically aware. Bill Clinton did it. Then Democrats spent the next 30 years trying to normalize it.
Bill Clinton won because Ross Perot split the Republican ballot. He only received 43% of the popular vote.