Any likelihood we could get a summary and a text of this video?
Regarding the priests --- there is no legal wording to substantiate the excommunication of the society priests. The phrasing is possible for their being “schismatic”, but even this does not have public effect, because it has not been publicly or properly declared.
Regarding the laity --- there is no legal wording to substantiate the excommunication of laypeople
Fr. Murray calls it “a canonical mess”. “Very, very deficient canonical proceeding so far.”
Regarding the six – they incurred a latae sententae excommunication
I am no canonist, but this is what I understood Father Murray to be saying so far.