As currently we are seeing that the WB are trying to completely erasing the Snydercut. They are just acting like Snydercut never happen. Even after the massive success of Snydercut they are not revealing the numbers.
And now talk about The Flash than the short answer is Yes The Flash is end for RestoreTheSnyderVerse. And there is no hope after it. Whether you believe or not this is the end.
What do you think give your thoughts.