Jane Manchun Wong has built an entire career on discovering things she was never supposed to see. Her name has become shorthand inside Silicon Valley for “the leak before the leak,” thanks to her unmatched ability to pull unreleased features out of public source code before the companies themselves announce them. Over the past decade, Wong has revealed major rollouts from Facebook, Instagram, TikTok and X, including Meta’s NFT integrations in 2022, Instagram’s subscription tools in 2021 and X’s early “Bl ...