I think you have misread the word “affordances”. It’s not about affordability [0]. The main text also explains what it means. [0] https://en.wikipedia.org/wiki

I think you have misread the word “affordances”. It’s not about affordability [0]. The main text also explains what it means. [0] https://en.wikipedia.org/wiki/Affordance https://en.wikipedia.org/wiki/Affordance