Well, the origin of Flash varies depending on the comic version. Sometimes it's a lab experiment gone wrong, and other times it's a mysterious force that grants him super-speed. But in most cases, it's a sudden and unexpected event that transforms him.
The comic Flash typically has more established feats of speed compared to the DCEU version. However, different versions and story arcs can sometimes make the comparison less straightforward.
They might find it really interesting. Some might be amused by the different interpretations of their characters in the fanfiction. For example, Cisco could be excited to see how the writer envisions his tech in new and creative ways.
One idea could be that the Reverse Flash somehow gets transported to the world of Percy Jackson. He might try to use his speed powers to steal some powerful magical artifacts. The Flash, being the hero, follows him and has to team up with Percy Jackson to stop Reverse Flash. Percy could use his water powers to slow down Reverse Flash while The Flash tries to outrun and capture him.
Flash fiction is a very short form of fictional literature. Usually, it has a very limited word count, often ranging from a few words to a thousand words or so. It's like a snapshot of a story, quickly presenting an idea, a character, or a situation in a concise and impactful way.
Flash fiction is a really interesting form of literature. It's extremely concise yet manages to tell a complete story. The review of flash fiction often focuses on how well the author can convey a powerful message or evoke emotions within a very limited word count. For example, some flash fictions can make you laugh or cry in just a few sentences.
There is a market for flash fiction. It appeals to busy readers and provides a platform for emerging writers to showcase their talent in a concise format. Publishers and literary websites often feature flash fiction to offer diverse content.