Sure they do, but all of the alternatives are not nearly as convenient. But you can absolutely get by without an iPhone or Android phone with Play services.
Effectively, for most people, they don’t.
Most people make a new phone purchase impulsively when involved with negotiating a phone plan at a store or in a rush after they break their old phone and need a new one for life and work almost immediately, the cost benefit analysis for most people simply doesn’t make sense unless they are naturally interested in tech as a hobby or it is related to their career (or are surrounded by friendly people who are).
Effectively, for most people, they don’t.
Most people make a new phone purchase impulsively when involved with negotiating a phone plan at a store or in a rush after they break their old phone and need a new one for life and work almost immediately, the cost benefit analysis for most people simply doesn’t make sense unless they are naturally interested in tech as a hobby or it is related to their career (or are surrounded by friendly people who are).