Review Detail of lazygod in Archean Eon Art

im currently at chap 490 and im just confused, from the start of a story it's said that it's been 800 years since the war have started and now that MC is almost a hundred years old, it should be a 900 years now right?? well that whas just my passing by question but my over all rating of this novel is a solid 4.8👍👍 good job IET i love your stories 🥰