The Froyo 2.2.1 update is rolling out to Nexus One owners right now and should be for the next few days. Not much yet on what the update contains as this is breaking news. As soon as we know more about what the update has, we will update this post! You can pretty much bet on this breaking root, but if it’s worth the risk for you hit the source link for full manual install directions. Let us know what you think!