Masks don't halt aerosol transmission of the virus. Every breath you exhale is an aerosol. What you feel passing through the gaps in you mask when you exhale i

Masks don't halt aerosol transmission of the virus. Every breath you exhale is an aerosol. What you feel passing through the gaps in you mask when you exhale is aerosol and, if you have Covid-19, it is Covid-19 infected aerosol. Nothing except an airtight seaal can stop it.