There is a fanfiction about reactions to the arrival of Broly in the Dragon Ball Super timeline. It showed not just the Saiyans' reactions but also how other races in the universe perceived this extremely powerful Saiyan. It was full of action and emotion as different characters tried to figure out what to do about Broly.
The popularity also comes from the fact that it can expand the universe. Fanfiction writers can create scenarios where characters react to things that might not have been fully explored in the original. They can show how the people on Earth react to the new threats from other universes in Dragon Ball Super, which adds more realism to the story.
Yes, 'Dragon Ball Super' fanfic is quite popular. There are a large number of fans around the world who are passionate about the 'Dragon Ball' universe. Fanfic allows them to explore different storylines, character developments, and scenarios that may not be part of the official canon. It gives fans the creative freedom to expand on the existing world, whether it's creating new power - ups for the characters, exploring different relationships, or imagining entirely new adventures.
It's hard to say for sure. The decision depends on various factors like the popularity and demand for it, as well as the plans of the creators and publishers.