Not likely to be purely based on a true story. Usually, such stories take some liberties and incorporate fictional elements to make it more engaging and captivating for the audience.
The story of Telegraph Ave involves its role in facilitating rapid information exchange. It was a key part of the early communication infrastructure and witnessed many technological advancements over time.
It could be a musical piece. 'Fantasia on Dargason' might be a fantasia based on a certain theme or melody related to 'Dargason'. Michael Story could be the composer or arranger. Maybe it has unique musical characteristics such as a blend of different musical styles, interesting harmonies, or a distinct rhythmic pattern.
I think it has the potential to be a popular genre. There are already a lot of works that touch on similar themes, like novels about virtual reality games. 'Fantasia online novel' can offer a unique blend of high - fantasy elements such as magic and mythical creatures with the modern concept of online worlds. This can attract a wide range of readers, from young adults who are into online gaming to those who simply love a good fantasy story with a contemporary twist.