Garry Tan, the local venture capitalist who has for years railed against progressive politicians on social media and served as the intersection between tech and center-right politics in the city, is formalizing his influence operation. Tan, the CEO of the vaunted startup incubator Y Combinator, announced Wednesday he had spun up a dark-money group called “Garry’s List” that he described as a “voter education group” that is “dedicated to civic engagement, voter education and support for common-s...