(11-27-2015, 10:33 PM)allgivenover Wrote: A themepark MMO features linear paths winding around the content that is largely static. There might be different branching paths, like choosing one leveling zone over another, but despite that it's a themepark.
By this definition, any MMO that offers Quests becomes a themepark MMO.
Meaning that any MMO ever made save for something like Second Life, including those you listed as sandboxes, is a Themepark.
So this definition is too broad to be of any use.