People everywhere will turn to online marketplaces like Amazon® or eBay® to purchase gifts for friends and family. Now, imagine the frustration that would ensue if these companies made a decision to only allow access through a single browser and on a specific type of mobile device.
Users want the freedom to be able to access a website from any browser, on any device, and any operating system. This same need for independence and ease of use carries over when providers need to access healthcare data between EHRs. FHIR is the means of achieving this.