I draw the line at the 2006 release of the Horse Armor DLC for Oblivion: https://en.wikipedia.org/wiki/Development_of_The_Elder_Scrolls_IV:_Oblivion#Background

I draw the line at the 2006 release of the Horse Armor DLC for Oblivion: https://en.wikipedia.org/wiki/Development_of_The_Elder_Scrolls_IV:_Oblivion#Background_and_Horse_Armor https://en.wikipedia.org/wiki/Development_of_The_Elder_Scrol... This is the turning point where the industry began to change from selling products to selling services. Expansion packs existed before then, but they were sold as complete experiences, essentially mini-sequels sold at a discount because they reused the same engine. The horse armor was something different and controversial at the time.