Here is a Runabout Cycles, electric assist trike. It rides very well and puts you fairly high up for riding in traffic.
Ethen Davis explaining how he built his coroplast fairing. It's a very cool design that I may try to copy if my son continues to badger me to convert his little trike into a veleomobile.
This was its builder's response to the post Katrina spike in gasoline prices. A 100 mile per gallon 2 seater. He's posted the plans at www.moonbeamplans.net.
A group of folks admiring a homebuilt trike. It's builder started with a $37 closeout on a kids mountain bike and donated wheels from a bike trailer.