Bikes could be on railroad tracks
Abandoned bikes could go to the poor / developing countries
Teslas / electric / lithium batteries could be modified to not catch on fire
Trash could become cash / rewards in developing countries
Buses could be bicycles
Tires could have socks
Bike chains could be made of string
A bicycle could turn into a washing machine
Bamboo bicycles could be built
Motorcycles / bicycles could deliver emergency healthcare more effectively
Skateboards, bikes, cars, and scooters could be electric
A floating bicycle could pick up trash in water
Cars, trucks, buses, airplanes, trains, or bikes could be art
bike with hand pedals propelling the front tire
Bikes could be self-locking
Luxury bicycle
Bikes could be pedal-free
Wheel lights could make cyclists more visible
