> Below a certain concentration, your immune system will just handle the few viral cells which landed on you.
We don't know what a "low viral load" means for infectiousness.
Yes, maybe you fight off the virus successfully after being exposed to a low amount of virus. But perhaps you are infectious for 2 days and infect 2 people.
Who each infect 2 people.
Who each infect 2 people.
Who each infect 2 people.
I shouldn't have to explain this here...
2 4 8 16 32 64 128 256 512 1024 2048 4096 8192 16,384 32,768 65,536 131,072 262,144 524,288 1,048,576