Schlock Mercenary does a great job handling the nature of consciousness boundaries and death in a post-Singularity world (technologically speaking - digital min

Schlock Mercenary does a great job handling the nature of consciousness boundaries and death in a post-Singularity world (technologically speaking - digital minds retain their own personalities in this story), as well as some of the ethical concerns. It really takes off in the book "A Little Immortality": https://www.schlockmercenary.com/2016-12-05 https://www.schlockmercenary.com/2016-12-05 but the core ideas leading to that book go back much further in the comic's archives.