A car-moped? Single seater, super cheap, great fuel efficiency, but protected from the elements and you don’t need to wear a helmet. Might work better where scooters are more popular. I’ve seen a few of these sorts of things around, which solve all the problems except for helmet wearing:
My university produced this:
http://www.trevipedia.net/
which went around the world in 2010 on $400 of electricity
