When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Forum owner, Internet Brands have a corporate design across their forums and will not change an forum individual design. Fortunately this infuriating feature of pulling up old threads can be switched off in User CP - Settings & Options - Edit Options - Thread Display Options.
Both related threads and infinite scroll can be turned off there.