Democrats need to give voters a tangible reason to turn out for them as they did in 2020. This isn't rocket science. If the Dems care more for their corporate donors and protecting parliamentary procedure than they do for raising the minimum wage or enacting paid family and medical leave, we'll be seeing more results like this.
Case in point, imo:
https://twitter.com/schwarz/status/1455696807883952130
Dems lost because of Filibuster??
They're losing because they haven't delivered on the universally popular economic proposals of the Democratic platform, which is partially due to the deification of the filibuster and the parliamentarian.