Developer Marc switches from open-source to closed-source code after AI agents destroy OSS monetization; cites Tailwind's 80% revenue drop, 40% docs traffic decline as proof human attention-based business models are obsolete.

Marc on X: "All my new code will be closed-source from now on. I've contributed millions of lines of carefully written OSS code over the past decade, spent thousands of hours helping other people. If you want to use my libraries (1M+ downloads/month) in the future, you have to pay. I made https://t.co/t3u3RjqTog" / X

PostConversationAll my new code will be closed-source from now on. I've contributed millions of lines of carefully written OSS code over the past decade, spent thousands of hours helping other people. If you want to use my libraries (1M+ downloads/month) in the future, you have to pay. I made good money funneling people through my OSS and being recognized as expert in several fields. This was entirely based on HUMANS knowing and seeing me by USING and INTERACTING with my code. No humans will eve...