4 ms·

How would it know if you're walking or driving?

• djb_hackernews 15y ago
  any number of heuristics. average speed, location (are you in the middle of a park, or traveling 65MPH very near to a highway?), ambient noise,etc
• StrawberryFrog 15y ago
  Android phones have a "car mode" with a simple, big button and voice interface that is safer to use when driving.