Interesting that Bhupesh feels that Long Covid patients are likely to be experiencing (at least partially) viral re-activation with the usual viruses implicated in ME/CFS. Hopefully someone will actually care to find out.
https://www.sciencefriday.com/segments/long-covid-review-study-ms/
https://www.sciencefriday.com/segments/long-covid-review-study-ms/