Maybe I understood why they don't
blacklist some countries, pretending being worldwide: if a country is considered poor and so they don't consider residents their best consumers, they surely are seeking for the few rich people living in the capitals. The point, in any way, is the following: rich people, on their side, i'm sure are not seeking the crumbs received from surveys
. This strange situation grew because there is no much way for companies to spend in vain launching a new brand/product that turns unsold