Article for context:https://www.theverge.com/2023/9/12/23870522/iphone-15-pro-max-thread-smartphones (Ik that I am talking about multiple companies when I refer to android companies but many singular companies make more innovations in the phone space compared to apple)
All of the features mentioned above have had a minimum of two iterations (nothing phone 2 has a new glyph) and numerous internal test samples.