C981 As Long as We Have the Determination

What's the use of the GPS?

Now, ordinary people simply couldn't think of what it could be used for, and in the future, this system had already infiltrated every aspect of people's lives.

For example, if you want to go out, be it by yourself or by other means of transportation, you need to turn on your phone and walk under the guidance of the navigation system. Don't use your brain