No iPhone Ultra today? Three possible explanations …

It was widely expected that the first foldable iPhone set to be launched later today would be named the iPhone Ultra. However, a report yesterday said that the device will instead be called the iPhone Duo. If accurate, it’s an interesting development as it might potentially point to the company reserving the Ultra suffix for a completely different future model…

Summary from the 9to5Mac feed. The full story lives on their site.