Why is Firefox doing  remote-studies from 2 continents on my account without my consent? nor telling me anything about it? 

Authorization for studies is unchecked on my account. When I notice that I participated in 2 remote-studies without me knowing anything about it, nor when it was done, nor why : T =TopSites Launch Phase 3 - US v2•Terminée TopSites + Redirect Launch T=TopSites Launch Phase 3 - GB•Terminée TopSites Redirect Launch Why is Firefox doing remote-studies from 2 continents on my account without my consent? nor telling me anything about it? It is true that I've been redirected using Firefox for quite a while with no idea why (not a good grade as far as privacy is concerned...).