As we’re all going to caution for the next little while, it’s too early to tell, but it does seem like this sentiment from Dave Wasserman at the Cook Political Report is on point and that both the Warren and Biden campaigns saw the writing on the wall earlier today. You had Biden actually leave the state — he’s at a South Carolina kickoff party — and you saw Warren release a lengthy memo saying why she’s a viable Super Tuesday candidate and a more palatable, reasonable choice for the party’s base.