Vitalik Backs Copyleft — Shibarium Already Leads by Example

Summary: What is copyleft, and why does Vitalik Buterin support it? Copyleft is a type of open-source license that requires anyone who builds on existing code to also share their modifications under the same terms. Vitalik Buterin supports it because he believes it protects open innovation and encourages collaboration in a crypto industry that’s becoming increasingly competitive. He sees it as a practical way to keep development transparent and community-driven. Ethereum co-founder Vitalik Buterin has urged the cryptocurrency sector to embrace “copyleft” open-source licenses, warning that the industry risks straying from its collaborative foundations source: https://news.shib.io/2025/07/09/vitalik-backs-copyleft-shibarium-already-leads-by-example/