I think the apple is just a small example to enable comparison.
People that actually have aphantasia will know from a lifetime of experiences (like thinking "counting sheep" is a metaphor), but might not know that the condition now has a name or that most others have a different experience.
People that actually have aphantasia will know from a lifetime of experiences (like thinking "counting sheep" is a metaphor), but might not know that the condition now has a name or that most others have a different experience.