Makes sense. Another thing that occurred to me a while ago was that iPhones have a 61% market share in the U.S.A., whereas Android dominates in Europe (65%). So

Makes sense. Another thing that occurred to me a while ago was that iPhones have a 61% market share in the U.S.A., whereas Android dominates in Europe (65%). So it could well be that people in Europe with iPhones don't bother trying to use iMessage because it's statistically unlikely the recipient has an iPhone.