Costco class-action lawsuit, All I can say thank god its not the mean, evil Walmart owned Sam's Club 
VERY EXTENSIVE information sharing.
"The information provided to Meta included prescriptions, treatments, health insurance coverage and patient locations"
https://totalnews.com/costco-faces-...ns-it-shared-customers-health-info-with-meta/
https://news.yahoo.com/class-action-lawsuit-claims-costco-142755255.html

VERY EXTENSIVE information sharing.
"The information provided to Meta included prescriptions, treatments, health insurance coverage and patient locations"
https://totalnews.com/costco-faces-...ns-it-shared-customers-health-info-with-meta/
https://news.yahoo.com/class-action-lawsuit-claims-costco-142755255.html