Things I'd Like in My Next Prius

• More Amps. Duh. Almost a given as battery technology ramps forward, benefiting from capital attracted by sales revenues. Amps = horsepower = acceleration.
  
• A somewhat less retro warning tone for key in/door open, brake on, belt unbuckled, in reverse. Maybe something configurable, like ring tones.
  
• An altimeter
  
• An inertial dampener