Trouble with doing it all through phones: - Data plans. Everyone connecting to your blog through your phone would use up a hell of a lot of data. - iPhones ar

Trouble with doing it all through phones: - Data plans. Everyone connecting to your blog through your phone would use up a hell of a lot of data. - iPhones are notoriously hostile to P2P apps, so that rules out about half of all smartphone users. There are other issues but those are the most significant imo.