Setak
Well-known member
Using the car's static information (weight, type of tyres and brakes, transmission) and the surrounding atmospheric conditions (weather, driving surface, temperature) and the car's current speed, we could use the smartphone's computer to calculate the estimated braking distance to stopped in feet (or meters) - then display the estimate on a gauge that would look like this:
View attachment 37892
That could be more useful than an actual speedometer IMHO because think about it: what you're really doing with a speedometer is encourage people to drive faster. I mean how often have you heard the driver say: "I was driving 170km/h down whatever highway..."
You never hear them boast: "I would've taken 623ft to come to a complete stop." do you?
yeah sure. For my girlfriend 1inch is like 5-6 inch in reality.
It's about the same for 90% of the population. Forget them to know hey i'm 200 feet behind the next car...