@commandlinekid @lnxw37a2 @4hh3h3h3h33hb2 It's actually a little bit more complicated and logical than "when people know, they know":

Long-term psychological impacts of surviving a flood:
https://pubmed.ncbi.nlm.nih.gov/25909883/

Long-term psychological impacts of stopping taking sedative medications:
https://pubmed.ncbi.nlm.nih.gov/14525802/

Long-term psychological impacts of quarantines:
https://medicalxpress.com/news/2020-03-quarantine-long-lasting-psychological-impacts.html

Long-term psychological impacts of WWII on Polish survivors:
https://www.frontiersin.org/articles/10.3389/fpsyg.2020.00210/full