Doubt they care. They do anything to uphold a two party system where they can raise campaign contributions from the same corporate interests that also contribute to radical regressives, while at the same time being able to hold some offices solely by being the marginally less shitty party (at least publicly). Ranked choice makes a third party a viable option and the Democrats as a political party with no real stances doesn’t make sense in the world where they aren’t the sole alternative.