Make no mistake, Google+ is gunning for Facebook. When a third-party app is beating most of your own apps on the Android Market, it's hard not to. But with the latest addition to the ever-growing featureset of Google+, there's one more important distinction between the two networks. You can now switch from a textual chat or comment interface to a live Hangout video chat at any time from a status update or post, whether it's on the web or the Android app. Beatboxing is not compulsory.