The Flash TV show is already a solid success for The CW, so there is extra pressure on the writers and director to make sure the DCEU Flash movie can stand on its own and be done well.
Its possible his origin will have already been explained, by the time The Flash solo movie arrives, giving the latter more of a sequel vibe.
Several directors are being considered to direct The Flash, with both Matthew Vaughn and Robert Zemeckis being mentioned as contenders earlier today.
And now it appears that a third candidate is being considered for the job too, according to THR: Sam Raimi.