Not true, NDA's last forever, and violations can carry stiff penalties, both fines and new lodging in Kansas. I have things in my head I can no longer tell myself, let alone anyone else. But protecting them is at least legit.
“Not true, NDA’s last forever, and violations can carry stiff penalties,”
The poster to whom you are responding said just that.
.
“NDA’s last forever”
Unless the NDA is covering up illegal activity. If that is the case, then the NDA is moot, as well as testifying in a legal proceeding, as long as the Court rules that way.