Not good.
Cognitive deficits after severe COVID-19 are equivalent to 20 years of ageing
Maybe this is why I have to leave myself notes all the time in order to get done what I need to do. If I remember something needed I just jot it down. Oh, well. I'm a 75 year old Covid survivor.
Sounds like you have devised your own way to deal with it, and that is your strength, sir.