Cloudflare took them to court, where the judge invalidated the patent. Blackbird appealed and lost. https://blog.cloudflare.com/winning-the-blackbird-battle/ h

Cloudflare took them to court, where the judge invalidated the patent. Blackbird appealed and lost. https://blog.cloudflare.com/winning-the-blackbird-battle/ https://blog.cloudflare.com/winning-the-blackbird-battle/