Inside the business of 'click farms'
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In this edition, we tell you more about electric planes, this as Seattle-based start-up Zunum Aero announces plans to have passengers travel aboard its hybrid electric plane by 2022. We also check in on the advancement of the supersonic plane, almost 50 years after the creation of the Concorde. Plus, we take you inside the booming business of "click farms", which allow both businesses and politicians to buy "likes" on Facebook. And we test Spoony, an artificially intelligent robot creature.