How's that for aliens? I can't post a real thread with real information. But, a test thread that's spurious works just fine. Sorry.
EDIT: Tried re-starting a real, new thread and once again got this:
"Access Denied
timestamp: 2021-01-29 16:50:59
event ID: 959967726110987636412949843732498966421
client IP address: 72.193.211.43
URL:
https://rog.asus.com/forum/newthread.php?do=postthread&f=292Please take a screenshot and contact your administrator"