Given my experience with TomTom I'd love to have one of these in my LEAF (as soon as they open Tier 452 (MN) or I buy a BMW or Audi or Mitsu after getting tired of waiting).
http://www.engadget.com/2011/09/15/tomtom-announces-z-e-live-navigation-system-to-measure-ev-batte/" onclick="window.open(this.href);return false;
http://www.engadget.com/2011/09/15/tomtom-announces-z-e-live-navigation-system-to-measure-ev-batte/" onclick="window.open(this.href);return false;