no clue about the size thing, a few dev logs back there was an unofficial guide announced, its pretty up to date but honestly not sure how good it still is. it'll get you through at least the early game though.
here's the link to it
https://docs.google.com/document/d/17kLfYcixr3ZiD8_X-WmRs1mNaYoTF-cG7Ivy2HpBmjw