This is an article worth skimming. Key point is below. Interesting parts are links and summaries to the other mapping efforts. For example, I wasn't aware of Amazon's efforts.
OpenStreetMap (OSM), over the next decade, has the potential to do to Google what Android did to Apple: dramatically grow the overall market while drawing a clear line between the larger “open” ecosystem and the smaller “proprietary” one. The difference is that while Google Maps probably makes billions annually, it also probably costs billions to maintain, leaving it wallowing in a low-margin no-man’s land compared to its big brother Google Search.
OpenStreetMap (OSM), over the next decade, has the potential to do to Google what Android did to Apple: dramatically grow the overall market while drawing a clear line between the larger “open” ecosystem and the smaller “proprietary” one. The difference is that while Google Maps probably makes billions annually, it also probably costs billions to maintain, leaving it wallowing in a low-margin no-man’s land compared to its big brother Google Search.