Justice League star Ray Fisher is teasing how Victor Stone/Cyborg’s friendship with Ezra Miller’s Barry Allen/The Flash develops and strengthens throughout the film.
And the accident that turned Barry into the Flash are two separate, but very similar events that happened to these guys.
“Barry has undergone a traumatic accident and that turned him into the Flash, which is something that bonds the two of these guys.
But the same can be said for both The Flash and Cyborg solo movies at this point, neither of which have directors at the moment.