My worry is that if because of Apple's market power, merchants would be less likely to implement other NFC technologies (Contactless, Android Pay) once they hav

My worry is that if because of Apple's market power, merchants would be less likely to implement other NFC technologies (Contactless, Android Pay) once they have Apple Pay. The technologies are clearly different (even if they use the same reader), otherwise all places that support one would automatically support all of them.