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TECHNOLOGY Ready, Set . . . Gold!

TOMOHIRO OHSUMI/GETTY IMAGES

These are some of the ways Tokyo plans to use technology to host the 2020 Olympics:

• wind and solar energy to power the stadiums
• recycled cell phones converted into medals
• driverless taxis; guests will use their smartphones to unlock doors and pay fees
• install solar roads
• use robots to translate Japanese for foreign guests and carry bags for those who are disabled or elderly (see photo above) Adapted from an article by the World Economic Forum.

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