As an acronym, it's easy to be misremembered as "You ARENT gonna read it" (based on the popularity of yagni) - and have the opposite advice spread..
(It Is Probable That While Not Immediately Required The Implementation of Storage of Data In Question May Be Simpler Now Rather Than Later)
I've gone ahead and included additional detail in the acronym in the event that the clarity is required later, as this would be difficult to retrofit into a shorter, more-established acronym.