After the November election, a rowdy debate erupted in online spaces over whether it's acceptable to cut off family and friends because of how they voted. Supporters of Kamala Harris expressed a range of views, from a reluctance to burn bridges to a "screw 'em all" mentality. "It's okay to shame someone for doing something shameful," feminist writer Jessica Valenti argued on Instagram. Shunning those who voted for Donald Trump, she added, was "a reasonable response by those of us who are...