Who cares who it is.
We were doing that pretty much the second half of this season.
This whole thing felt cheap, we knew Negan was gonna happen towards the end, so that killed the hype. It would've been more impaction of we found out who it was as the final episode of the season.
Now all summer long it's going to be debated, theorized and argued for someone who was probably irrelevant to begin with.
**** you, Producers