Less than an hour after Mark Zuckerberg walked off stage, you can stream today's unveiling of Facebook Home. The 40-minute presentation is already available for on-demand viewing, and it makes for a great overview of the company's latest and "best" mobile experience. If you want to relive the introduction of Coverfeed, Chat Heads, and other pieces of Home — Facebook's ambitious bid to take over your Android phone — now's the time. We've embedded the event in its entirety below.