So? Doesn't sound that different from 90% of classic sci-fi, especially Asimov.
>- No person in the history of this world has ever spoken like characters in the book. Dialogs are just people explaining things to each other
Ditto.
That doesn’t make it good writing.
Sci-fi was never about the writing, in the way hi-brow literature was.
Heck, it started from pulp magazines aimed at teenagers.