[jveritas]

How about person who is living alone? Does he need to purchase two plug in vehicles?

[Uncledave]

I'm sure the first generation of products won't be for everyone, as with any new technology.

[RFEngineer]

"How about person who is living alone? Does he need to purchase two plug in vehicles?"

No, just a plug-in with a bike rack and a bicycle for the trip home.