Courtesy of Facebook: Zero-Rated Apps for Airtel Zambia

Facebook launched its first "" service, based on the acquired Onavo technology [see "Facebook Acquires Onavo for $100M" - here] in Zambia. defines "Efficiency" as one of the solution they look for: "Transmitting data—even a text message or a simple web page—requires bandwidth, something that’s scarce in many parts of the world. Partners will invest in tools and