Apple's iPhone supercycle is expected to begin in the June 2025 quarter, according to Gene Munster of Deepwater Asset Management.Apple Intelligence is set to have critical mass by the end of March 2025, with full ChatGPT functionality and improved features.By September 2025, Apple Intelligence is expected to be available to about 75% of all Apple users, with China being the biggest missing piece.Munster predicts iPhone growth rates of 10% year-over-year in FY25, and 15-20% year-over-year in FY26 based on the adoption of AI features.