As a user, i do not want a abrupt experience when i scroll to the bottom of the page.
Related pages being inserted after they have been fetched causes a slight jerk when reader scrolls to the bottom of the page
Reserve the space for related pages IF related pages exist for this particular article. the space will denote and manage expectation of users of the asyncronous content. this will improve the perceived performance and
Wait for 1second and the related pages will load