“the votes that arrived after 8 PM on election day will be discarded. On that basis, Trump will win Pennsylvania.”
Those votes were NOT segregated as directed by the USSC.
Nobody knows which ballots were received after 8pm on election day, and many if not most of them have already been counted.
The Federal courts have never ordered votes to be uncounted in the past.
If they count enough for Biden to win the state, it will stand.
The PA legislators can step in declare Trump the winner