Only 100 charges against 30 individuals and outlets are continuing.
They relate to reporting on Pell's high-profile sexual abuse trial, which was shrouded in secrecy to avoid prejudicing the case.
But lawyers involved in the prosecution of journalists have been told to hurry.
"Eleven months on and we're still talking about the basics."
Justice Dixon also said the case could be split into 20 different trials.
Charges have been dropped against Fairfax Media, which has been taken over by Nine Entertainment, as well as The Canberra Times.
In May last year, charges were dropped against Sydney 2GB broadcaster and then-Herald Sun editor Damon Johnston.
502 Bad Gateway
The verdict was suppressed until February 2019, when prosecutors decided not to go ahead with a second trial.