That seems subjective from an empirical type of person.
Have you known someone who didn't know they were sick until someone else told them?
Have you known someone who didn't know they were sick until someone else told them?
Because there is no evidence of sickness.
From a physical standpoint, if I'm not presenting symptoms, then my exhalation is not virus-laden and therefore poses no risk of harm to others.
From a legal standpoint, I enjoy the presumption of health and therefore the presumption of right to act according to my own agency. Anyone who wishes to compel me to act counter to my own agency bears the burden to prove that I pose some risk to others.