Games have always had this dilemma. Content creators and level makers will simply try to push in as much as they possibly can until something says stop. Histori

Games have always had this dilemma. Content creators and level makers will simply try to push in as much as they possibly can until something says stop. Historically this has been the size of one CD but nowadays there are no such clearly defined limits. If the engine starts compressing better then the map creators will just use that newly gained savings to add even more content.