Travelers use them
They aren't accurate in terms of scale
Can be helpful if you have prior knowledge of the layout of the city
I have a lot to say about this.
How does driving through an area give you a true experience of what happens there?
Is it respectful to just drive through a community and see it through this less of 'us' / 'them'. Seeing how they work from a distance as if you were on a safari?
If you want to see and experience the culture of a specific community then have the respect to walk it's streets, hear it sounds, notice details in the interactions.