[Reason077]

Elon said specifically on the most recent Tesla conference call that there are no current plans for 2170-based packs on the Model S & X.

[EngineerBetter]

Folks are speculating that a Model S/X refresh will be announced at the end of the Model Y unveiling next week.

It'd make sense, as both have had massive price drops recently, and haven't had a battery upgrade in two years.