On: Scientists discover receptor that blocks Covid-19 ...

[sokoloff]

> Example had COVID, not a one-day mild illness

Unless we are doubting the description of the parent, example had mild illness (the patient's experience of ill health) for less than one day: https://news.ycombinator.com/item?id=34752442

[barbazoo → sokoloff]

Tested positive for COVID

[sokoloff → barbazoo]

I'm not sure what point you're making there. COVID is the disease. SARS-CoV2 is the pathogen. That patient's individual experience is their illness.

[barbazoo → sokoloff]

I think it's clear to most what is meant by "tested positive for COVID"