I don't really know who Goldberg is in this context. It could be a journalist, a contributor, or someone who has a story to tell and the New York Times is featuring it.
I don't have enough information to determine who Goldberg is in this context. He or she could be a journalist, a columnist, or someone who was the subject of the story.
Adam Goldberg is likely the main character in this story. He's probably an actor playing a role within the context of this divorce - themed love story.
I'm not sure specifically which 'Goldberg real story' you're referring to. There could be many stories related to someone named Goldberg. It could be about a person's achievements, their personal journey, or an event they were involved in.
I'm not entirely sure which 'Goldberg' is being referred to specifically. There could be many Goldbergs with different stories. It could be a person named Goldberg in a particular family, a historical figure, or someone in a specific community. Without more context, it's difficult to tell the real story.
There's no way to know for sure if it's popular without looking at relevant data sources. It could be a niche area of fanfiction that only a small group of people are interested in, or it might be relatively unknown. It depends on how many people are into this specific Goldberg - related adult - themed writing.
Yes, it could be a true story depending on the context. There might be an individual named Beverly Sutphin in real life around whom a story has been based. However, without more specific information, it's hard to be certain.