A new casting feature appears to be going live for some in Chrome on the desktop (including mainline releases), with the dialogue shown in the hero image above asking users to consent to "enable casting to cloud-based service." This includes, apparently, casting Chrome tabs to Hangouts.

Casting tabs to Hangouts isn't actually new - we first saw it last May - but the feature never appeared to be widespread, and at the time tab casting itself was still in beta. This new version, unfortunately, doesn't actually appear to work yet. But there's a Google Support page and everything for it, so it's definitely a thing.

Read More