There were also the multiple versions of the bartender and some others in Supergirl - right after the aftermath. Of course, some of those might have been aliens, so perhaps not as affected. I thought the bartender was human.
I still would have liked a line of dialogue saying that Alice dyed her...
Finally caught up. The end of the new Beth version storyline was a disappointment. First off, the "illness" from there being multiple versions completely contradicts all the multiple versions we saw in the Supergirl episodes. Next, having to get Beth away from the Batcave was a stupid move...