I’d argue the replaceable parts and software are what defines a PC for the vast majority of users. Small subsets of users may chase FPS or the highest quality render. But, the vast majority spend more today to spend less long term and want to be in control of their software and hardware.
The Teamsters, who’re unabashably using bureaucratic obstruction and strict compliance to refuse to cross picket lines.
With the technology at our disposal, the possibilities are unbounded.