Well, this was a long time coming:
https://gizmodo.com/samsung-deletes-terrifying-tweet-warning-that-its-smart-1835577964
Given proliferation of the "Smart" devices and their susceptibility to compromises, I suspect will cause us to rethink the definition of "perimeter" once again.
For a while now, EDR vendors were gleefully decrying the "death of perimeter". Perhaps its demise was greatly exaggerated.
As it is unlikely to implement endpoint protection on all of the embedded devices, something got to keep them safe.