The Courage to Push "Publish

In 1991, a 21-year-old Finnish student named Linus Torvalds posted a message to a computer newsgroup announcing a small personal project — a free operating system he'd been building in his spare time. "Just a hobby," he wrote. "It won't be big and professional." He hit send anyway. That single act of courage — sharing unfinished, imperfect work with strangers who might ridicule it — launched Linux, an operating system that today powers 96% of the world's web servers, billions of Android phones, and the International Space Station.…