Electric bikes and scooters have enormous advantages for short urban trips. How will they change our cities? When Elisha Otis introduced the safety elevator in 1852, he never imagined skyscrapers.
Read MoreElectric bikes and scooters have enormous advantages for short urban trips. How will they change our cities? When Elisha Otis introduced the safety elevator in 1852, he never imagined skyscrapers.
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