Well, it's a bit of a mystery. There's no definitive evidence that Kurt Cobain was a die-hard comics fan, but there are hints that he had at least some appreciation for them.
Kurt Cobain was not slated to be in Pulp Fiction. The casting and character lineup for the movie didn't include him. It's just a misconception or rumor that may have circulated for no valid reason.
Good Kurt Cobain fanfic often has a deep understanding of his music. For example, it might reference the lyrics of Nirvana songs in a meaningful way. It also usually tries to capture his complex personality, his shyness mixed with his powerful stage presence.
One interesting Kurt Cobain fanfiction could be about an alternate universe where he overcame his struggles and continued to make music into his old age. It might explore how his music would have evolved and the new collaborations he could have had.
Yes. I heard that he got the offer. But you know, Cobain was mainly into his music with Nirvana. He was dealing with a lot of things like the pressure of fame, his own creative process, and his personal demons. So, perhaps he just didn't have the time or inclination to step into acting. It's a pity though, because it could have been a very unique performance.
The Kurt Cobain Animated Story is likely to be a unique take on the life of Kurt Cobain. It might include key moments from his life, like his rise in the music world with Nirvana, his struggle with fame and personal demons. Animated stories can often capture the essence of a person in a visually engaging way.
Sadly, no one really knows the exact role. It's one of those Hollywood mysteries. It could have been a role that was designed to shock or surprise the audience, considering Tarantino's style. Or it could have been a more subdued role to show a different side of Cobain. But without any inside knowledge, all we can do is speculate.