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Will Covid evolve into something much worse?

Posted: Mon Aug 02, 2021 10:45 am
by teo123
What do you think about the Croatian biologist Gordan Lauc saying that COVID-19 is, unlike most viruses, likely to evolve into something even more deadly, as COVID-19 is spread much more by symptomatic people than asymptomatic ones (and, since virus wants to spread, it is likely to evolve into something causing symptoms in more people), and that the imperfect vaccines we have today (especially the mRNA vaccines, which make you immune to only a few proteins from a virus, rather than all the proteins in a virus, and a virus can easily change just those few proteins that mRNA vaccines make you immune to) accelerate the evolution of the deadlier strains, rather than decelerating it? I hope that is not true, but his arguments seem rather compelling to me.

Re: Will Covid evolve into something much worse?

Posted: Mon Aug 02, 2021 2:41 pm
by teo123
I mean, I do not know what exactly is wrong with Lauc'es arguments, but it seems to me you could use exactly the same argument to suggest flu will evolve into something even more deadly, and we empirically see it is not happening.

Re: Will Covid evolve into something much worse?

Posted: Mon Aug 02, 2021 9:48 pm
by Jebus
Viruses like Covid, and the flu, don't benefit from people getting sick and dying. On the contrary, they spread quicker when those infected are asymptomatic.

Re: Will Covid evolve into something much worse?

Posted: Tue Aug 03, 2021 9:05 am
by teo123
Jebus wrote: Mon Aug 02, 2021 9:48 pm Viruses like Covid, and the flu, don't benefit from people getting sick and dying. On the contrary, they spread quicker when those infected are asymptomatic.
Asymptomatic people are not good spreaders because they do not emit a lot of droplets.

Re: Will Covid evolve into something much worse?

Posted: Tue Aug 03, 2021 9:18 am
by Jebus
teo123 wrote: Tue Aug 03, 2021 9:05 amAsymptomatic people are not good spreaders because they do not emit a lot of droplets.
They are excellent spreaders simply because they are more likely to be around other people. Although the asymptomatic and presymtomatic are less likely to cough than the the symptomatic, they are equally likely to sneeze and breath, and more likely to emit speech droplets.

Re: Will Covid evolve into something much worse?

Posted: Wed Aug 04, 2021 1:04 pm
by teo123
Jebus wrote: Tue Aug 03, 2021 9:18 am
teo123 wrote: Tue Aug 03, 2021 9:05 amAsymptomatic people are not good spreaders because they do not emit a lot of droplets.
They are excellent spreaders simply because they are more likely to be around other people. Although the asymptomatic and presymtomatic are less likely to cough than the the symptomatic, they are equally likely to sneeze and breath, and more likely to emit speech droplets.
By that logic, vaccinated individuals, as well as children, would be excellent spreaders of COVID-19. We see this is not the case. Not a single case of a child infecting his or her parent has been documented. And vaccinated individuals infecting unvaccinated ones or each other is also very rare.

Re: Will Covid evolve into something much worse?

Posted: Wed Aug 04, 2021 10:11 pm
by Jebus
teo123 wrote: Wed Aug 04, 2021 1:04 pm
Jebus wrote: Tue Aug 03, 2021 9:18 am
teo123 wrote: Tue Aug 03, 2021 9:05 amAsymptomatic people are not good spreaders because they do not emit a lot of droplets.
They are excellent spreaders simply because they are more likely to be around other people. Although the asymptomatic and presymtomatic are less likely to cough than the the symptomatic, they are equally likely to sneeze and breath, and more likely to emit speech droplets.
By that logic, vaccinated individuals, as well as children, would be excellent spreaders of COVID-19. We see this is not the case. Not a single case of a child infecting his or her parent has been documented. And vaccinated individuals infecting unvaccinated ones or each other is also very rare.
I didn't use logic. I looked at the research. You tried to use logic, and the logic was flawed. You just need to look at the research. Vaccinated individuals are not good spreaders simply because they are a lot less likely to be infected. Children are less likely to infect others because they carry a lower viral load.

Re: Will Covid evolve into something much worse?

Posted: Thu Aug 05, 2021 8:07 am
by teo123
Jebus wrote:You just need to look at the research.
Using logic is more important than looking at the research.
Jebus wrote:Vaccinated individuals are not good spreaders simply because they are a lot less likely to be infected.
But didn't the Lancet study find that vaccines we have against COVID-19 are only around 10% protective against the infection?

Re: Will Covid evolve into something much worse?

Posted: Thu Aug 05, 2021 8:19 am
by teo123
Vaccines not significantly protecting against infections is also corroborated by epidemiological data, namely, the fact that most vaccinated countries in Europe also have the highest number of cases per capita (but not deaths per capita).
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Re: Will Covid evolve into something much worse?

Posted: Thu Aug 05, 2021 2:34 pm
by Jebus
teo123 wrote: Thu Aug 05, 2021 8:07 am
Jebus wrote:You just need to look at the research.
Using logic is more important than looking at the research.
I think this is the main reason you are always wrong about everything. You try to figure things out on your own rather than just trusting the stats that come from the experts.
Jebus wrote:Vaccinated individuals are not good spreaders simply because they are a lot less likely to be infected.
But didn't the Lancet study find that vaccines we have against COVID-19 are only around 10% protective against the infection?
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Recent studies show it is more like 70-80%.