Important discovery related to LongCovid: Fragments of SARS-CoV-2 virus can reassemble into "zombie" complexes (XenoAMP-dsDNA) and induce a major and sustained immune response, affecting healthy, uninfected cells, not seen with common cold coronaviruses

https://www.pnas.org/doi/10.1073/pnas.2300644120

@erictopol it is very interesting. Granted, we might see this post virus effects with other viruses as well, we just never invested into researching it because of scale SARS-CoV-2 brings with its prevalence and ferocity. This might explain why people suffer long after the virus itself is gone.