[OSM-talk] Facebook acquires crowdsourced mapping company Mapillary

[Marc Gemis]

> * The CIA World Factbook says there are about 64 000 000 km of roads in
>   the world.
> * Google Street View takes 100 photos per km.
> * A photosphere from my tablet, compressed using WebP at 50% quality
>   takes 2.7 MB.

I doubt the CIA number takes into account paths and tracks.
Mapillary allows you to upload images at different times (dates) and
compare them, so unlike Google you can have 2 photos taken at the same
spot. Unlike Google most Mapillary photos are not spheres.

m.