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Ancient Brews: Rediscovered & Re-created, by Patrick McGovern, brings the history of ancient brewing alive. [Photo/Agencies]

And it will still take time for African countries to agree on such issues as a timetable for lowering tariffs and rules on an arbitration mechanism to settle trade disputes. Not to mention reducing the widespread bureaucracy that has long held back the continent's growth and integration. Some have cautioned that it will take about a decade for AfCFTA to produce positive effects.

Andrew Steer, president and CEO of the World Resources Institute, said China is a long way ahead of other countries in terms of the psychology and the belief system of sustainable development.

And the GeekWire Summit is going virtual this year, with sessions from Oct. 13-29, and special guests, including Bill Gates. Most sessions will be on Tuesdays and Thursdays. Check out the event site to register and get a sneak peek at who will be appearing.

An opening ceremony was held Thursday morning for the two-day meetings at the Eisenhower Executive Office Building adjacent to the White House.