It lifts morale. The nationalists and misogynists have been getting their way for the last several years, and I have been concerned that people would get demoralized.
With SCOTUS firmly in the hands of the right wing Christian theocracy (I'm a Christian myself, so I get to bash them), it's easy to think, "well, what's the point of voting?"
The get out the vote effort in Kansas was an overwhelming effort that says to everyone, "Don't give up just yet."