modern sci-fi is indeed a collective thing that has evolved from its roots. The seed that grew into sci-fi was indeed Mary Shelley.
However, that depends on the term modern meaning something different from sci-fi as a whole, and when you cut off the start point of modern. If you count all science based fiction as modern, then Shelley is the defining origin.
You know, you’re both right.
modern sci-fi is indeed a collective thing that has evolved from its roots. The seed that grew into sci-fi was indeed Mary Shelley.
However, that depends on the term modern meaning something different from sci-fi as a whole, and when you cut off the start point of modern. If you count all science based fiction as modern, then Shelley is the defining origin.