Often the measure used for market share is not a linear one but a squared one. By that measure, there is very little competition in the smartphone segment—it i

Often the measure used for market share is not a linear one but a squared one. By that measure, there is very little competition in the smartphone segment—it is highly concentrated and so the major players (both Apple and Google) should face greater antitrust scrutiny. https://en.m.wikipedia.org/wiki/Herfindahl%E2%80%93Hirschman_Index https://en.m.wikipedia.org/wiki/Herfindahl%E2%80%93Hirschman...