How do Zwift and FulGazs approaches to route curation impact the overall riding experience for cyclists who value realism and immersion, and are there any notable differences in their methodologies for selecting and recreating real-world routes, such as iconic climbs or scenic byways, versus entirely fictional or fantastical routes. Furthermore, do either platforms prioritize collaboration with local cycling communities or tourism boards to develop routes that showcase unique cultural or geographical characteristics, and if so, what benefits or drawbacks have resulted from these partnerships.