That if they vote third party before we can get rid of the first-past-the-post system, they are helping their ideological opposite. And a corollary: if they do it because of the genocide in Gaza and Trump encourages a total wipeout of the Palestinian state like he’s telegraphing, the blame for the deaths of those innocent civilians is on them for being self-righteous instead of honest.
Wish I could donate blood, but alas, I’m on some prescriptions that would make the recipient unhappy, and I’m not about to try not-professionally-conducted bloodletting.