User blog comment:TimeShade/The Crisis Has Arrived/@comment-44403021-20191207140956/@comment-44403021-20191207171755

Exacly bro, it wans't mentioned until episode 11, but it was mentioned eventually. Earth 90's doctor Mcgee ( sorry if i pronounced wrong) kept studyng Barry for 22 episodes and says nothing. If it wasn't mentioned on the show, then it didn't exists