At least this prevents the chaos that could lead to a potential R vs. R runoff.
It would've been unlikely, but I'm not 100% confident that one (or two) clear frontrunners would've emerged from the vacuum that would've been left by her potential retirement.
I'm not happy that Feinstein is running again, and if she could be defeated via primary by a better Democrat I would be satisfied, but the reality is there are far, far more important races for Democrats to focus on in 2018.
