Asymptomatic means asymptomatic. It doesn't mean low viral load. Asymptomatic people just aren't reacting poorly to having the virus in their system. And there

Asymptomatic means asymptomatic. It doesn't mean low viral load. Asymptomatic people just aren't reacting poorly to having the virus in their system. And there is evidence vaccinated people can spread it, there is also evidence indicating that you are 80% less likely to spread it.