Better than the first one, and the reason is the dark forest hypothesis itself.
The logic runs that any civilisation announcing itself will be destroyed by one that cannot verify its intentions, so the universe is full of hunters staying silent. It is derived rather than asserted, built from two axioms over the length of the book, and it is the most unsettling idea in modern science fiction.
The Wallfacer structure is a clever way to write a plot nobody in the book can discuss out loud.
Read June 2017, and again in 2021 on the way to the third book.
