All the libs will go back to brunch and sleepwalk for another 4 years. Harris will fail at everything she does and make life worse, especially for Muslims, and the left will be blamed for everything. The right will dig their heels in even more on reaction, yada yada, y'all know how this show goes.
There is one upside, with her in charge we have a better sense on who is more likely to have revolutionary potential and who are liberals that will probably do nothing at best or will hide like a scared child behind fascism.