All it does is piss off long time fans and confuses new fans.
Maybe in 2020 we will get another reboot where there is only one universe. No more dimensions, alternate realities, and time traveling.
Nobody has the money to buy 28 comics that contain important story elements outside the main book they are following to get the whole story.
Also while I'm ranting I really need a Justice League meets Scooby Doo crossover in my life.