{"version":"https://jsonfeed.org/version/1","title":"The Performance Formula Book","home_page_url":"https://theperformanceformulabook.com","description":"The Performance Formula Book","author":{"name":"The Performance Formula Book"},"items":[{"id":"the-retirement-of-the-performance-formula","html_content":"<img src=\"https://img1.wsimg.com/isteam/getty/110271752\"/><p>The Retirement of The Performance Formula</p>","url":"https://theperformanceformulabook.com/f/the-retirement-of-the-performance-formula","title":"I've retired. Site was sold. ","date_modified":"2026-04-17T18:13:16Z"}]}