Speed verses Durability

https://plus.google.com/+Begorett
Velomobile/posts/JqyUo4LrKgp

http://www.treehugger.com/bikes/sinclair
-iris-etrike-velomobile-50-mile-range.html

Why would anyone want to drive a flimsy vehicle like these faster than 30mph?

These things are simply not able to withstand the stress of such speeds for long. And moving slower saves money!

How much power do you (really) need?

https://www.pinterest.com/day2866/velomobiles/?lp=true

a motorcycle car
https://www.wired.com/2015/10/arcimoto/

Pedal-Electric Hybrid Vehicles

How to motorize a pedal-electric hybrid vehicle

Mid-drives / Zero Trail Steering

Tilting trike technology / Moped tires for Cargo bikes

Hub Motors for Cargo bikes!

Two speed gear boxes / Two speed hub motor

Why e-bikes die / Velomobiles / Cycle Tracter

/ Why electric bicycles are illegal /
Super cycle truck / Fixed gear drives

Belt Drives are the Best / Heavy Duty Wheels

Two Motors for more Hill Climbing Power