Seeing how Android adopted it 4 years later, it’s pretty obvious that Apple made it the de-facto standard. I agree with you, something like JPEG XT or really any other open format would have been a great choice, but they made HEIC the standard, which requires a license. Dick move.
You read about the teenager who fell in love with danaerys Targaryen who convinced him to join her, so he killed himself? Yeah, the public was not ready for AI