There's a café in France which charges €7 for a coffee to rude customers and €1.40 to people who talk politely to staff.
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Students at MIT developed a wristband that can regulate your “thermal comfort”, which could possibly eliminate the need for central heating and cooling.
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In Mexico, artists can pay their taxes using artwork that they create.
4
Super Nintendo and Sega Genesis had an online multiplayer mode.
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There’s a Swedish power metal band called “Sabaton” who teach history through their music, including an album devoted to teaching about World War Two.
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Evanston Township High School in Illinois played Justin Bieber's 'Baby' as a fundraiser between classes. Students had to pay to stop it. $1,000 was collected in 3 days.
71