Considering that 60% of Facebook (META 0.72%) users are engaged on a mobile device, mobile has become an area of intense interest for the company. Facebook Home is not only proof that the company is set on mobile, but it paves the way for Facebook to build out a mobile advertising network. In this video, Motley Fool contributor Steve Heller discusses Facebook Home and what it could mean for both Facebook and Google (GOOGL -1.19%).