For the first time in his career, billionaire investor Ben Horowitz donated to a political campaign earlier this summer when he gave to former President Donald Trump’s 2024 campaign. But now he’s doing an abrupt one-eighty. Axios recently reported that Horowitz — one of the two main partners in the firm Andreessen Horowitz — is now throwing his considerable financial resources behind Vice President Kamala Harris’ campaign in the final weeks of the election cycle. This comes despite him endorsing Trump in July, when President Joe Biden was still at the top of the Democratic ticket. Horowitz pra…