Reminds me of the book: The Forever War [1] where towards the end 'humanity has begun to clone itself, resulting in a new, collective species calling itself sim

Reminds me of the book: The Forever War [1] where towards the end 'humanity has begun to clone itself, resulting in a new, collective species calling itself simply Man.' Fantastic science fiction book. [1] https://en.wikipedia.org/wiki/The_Forever_War https://en.wikipedia.org/wiki/The_Forever_War