There doesn't seem to be any technical downside to implementing it and likely significant upside. It's Apache-licensed which grants both copyright and patent r

There doesn't seem to be any technical downside to implementing it and likely significant upside. It's Apache-licensed which grants both copyright and patent rights that cover the code. The spec is published as a Internet Draft, scheduled to become an Informational RFC. What's not to like? I'm not one to drink the Google kool-aid, but seriously, what else would you like Google to do?