4 ms·
Irrelevant. As the new strain outcompetes the old, the old dies away forever. For example, Delta became 99%+ of cases in the US.
by hammock 5y ago
Irrelevant. As the new strain outcompetes the old, the old dies away forever. For example, Delta became 99%+ of cases in the US.
- soperj 5y agoOmicron evolved from Beta... so not really.