“Venture capitalist Ben Horowitz and his wife Felicia plan to make a ‘significant’ personal donation to Vice President Kamala Harris’ presidential campaign,” Axios reports. “Horowitz and business partner Marc Andreessen stunned Silicon Valley in July by endorsing and donating to Donald Trump, saying he was the best candidate for technology startups.” “At the time, President Biden was still running for re-election.” “Horowitz announced his change of heart via an email sent on Friday to Andreessen Horowitz employees.”