> Coronaviruses don't tend to produce strong, long-lasting immunity This is a bit misleading. The common coronaviruses that cause the "common cold" do not see

> Coronaviruses don't tend to produce strong, long-lasting immunity This is a bit misleading. The common coronaviruses that cause the "common cold" do not seem to confer long lasting immunity. But there are very significant differences between those viruses and SC2. The best estimate we have is that immunity will be similar to SC1 (SARS) and immunity to that lasts several years.