And if Cisco ends up being an indirect cause for Iris’ death, he and Barry’s relationship will possibly never be repaired.
However, Cisco was really, really upset about his Dante vision, so that might come back into it.
Now that Wally is fully in Kid Flash mode, we likely won’t have to worry about him trying to reclaim his Stone fascination.
The obvious questions are “Who went into the Speed Force and removed the Philosopher’s Stone?” and “Will Barry be able to change the future any better than he changed the past?”