He also says the pandemic didn't affect him, but honestly, whether it was Long COVID or an indirect psych effect of isolation, I've had extreme issues concentrating ever since 2020 that have been absolutely bullshit to manage.
> In lab animals, isolation has been shown to cause brain shrinkage and the kind of brain changes you'd see in Alzheimer's disease — reduced brain cell connections and reduced levels of brain-derived neurotrophic factor, which is important for the formation, connection, and repair of brain cells.
https://www.health.harvard.edu/mind-and-mood/how-isolation-a...