In five years, I needed to do the latter only once or twice because a library I was using demanded a pointer to a primitive. Forgive my arrogance, but why does

In five years, I needed to do the latter only once or twice because a library I was using demanded a pointer to a primitive. Forgive my arrogance, but why does one need a pointer to a zero-value primitive in Go? I sincerely believe there is a use case for it, but I never needed this.