Sony Interactive Entertainment has decided that the PlayStation brand will no longer be making an appearance at the upcoming PAX East event. The cancellation is due to growing concerns over the coronavirus outbreak. It had been previously speculated that the PS5 might have been unveiled at the gaming show.
https://www.notebookcheck.net/No-PS5-reveal-here-PlayStation-cancels-scheduled-PAX-East-appearance-due-to-coronavirus-concerns.454300.0.html