Would the iPhone be as successful if it took a 99% cut and nobody would bother developing paid apps for it? Probably not. Whether 30% is the sweet spot is uncle

Would the iPhone be as successful if it took a 99% cut and nobody would bother developing paid apps for it? Probably not. Whether 30% is the sweet spot is unclear, but given that there is plenty of paid apps on the platform, why would it be unreasonable?