> Re: crash safety, I wonder if it's possible to retrofit some extra safety measures on these things? Mass and/or crumple zones help absorb and deflect energy

> Re: crash safety, I wonder if it's possible to retrofit some extra safety measures on these things? Mass and/or crumple zones help absorb and deflect energy in crashes. There's no room for a crumple zone in a kei car's perimeter. Smart Fourtwo got close, but those are as wide as a normal car. And perfectly rigid vehicle is dangerous because it transmits the collision forces to the passengers - high G deceleration will destroy your organs