It's not new.
Actually, the related: query gives reasonable results for
but does not for
www.mydomain.com/particular-url
The latter has fewer inbound links, but appears in banners. Such banners are hosted on newspapers focused on different topics: sports, business, and online versions of widely-spread newspapers.
The "related:www.mydomain.com/particular-url" query displays quotes from soccer players, business news, and other inconsistent content.