In a blog post by Alex Muramoto, the process of managing data flow in Ionic 2 apps is explored through the use of Angular services and Ionic navigation parameters (nav params). The article explains that while apps require data to be accessible across different components to enhance user experience, it is important to manage resources efficiently. Angular services offer a robust solution by creating shared instances through dependency injection, allowing data persistence and consistency across the app, as demonstrated with an ice cream-themed example. Alternatively, nav params provide a lightweight method for passing data between views during navigation, making it easy to track data flow. The choice between these methods depends on factors such as data persistence and the scope of data usage across views, with both options likely to be employed depending on specific app requirements. Ultimately, the key takeaway is ensuring effective data management to maintain a seamless user experience.