A study on infectivity of asymptomatic SARS-CoV-2 carriers

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7219423/?fbclid=IwAR11mz7R8nx6W_mcqu80aR4xBIveDvjPEIuhiygyba2b1qOhdX1RzqQCD6M

The gist is that, if you're asymptomatic, you're probably not contagious.