[moderation]

> "This ensures that neither proxy can see both the client IP address and the destination. CONNECT & CONNECT-UDP support chaining of proxies."

Google are a major contributor to Envoy Proxy and Envoy is used in their stack [0]. CONNECT-UDP support was recently added to Envoy [1, 2, 3]

0. https://twitter.com/gcpweekly/status/1708883000061055151

1. https://github.com/envoyproxy/envoy/pull/27714

2. https://github.com/envoyproxy/envoy/pull/29557

3. https://github.com/envoyproxy/envoy/pull/29651