3 ms·
They probably shouldn't over promise by calling it "universal". Inevitably there will be a new variant it cannot handle.
by ape4 4y ago
They probably shouldn't over promise by calling it "universal". Inevitably there will be a new variant it cannot handle.
- Izkata 4y ago> Inevitably there will be a new variant it cannot handle. Current flu vaccines target a whole strain (of which there are only a dozen or so and it's very rare for more to show up), not individual variants like the covid vaccines (just enough mutations to be called different).