This is weird
A simple Newtonian system of a ball rolling on a dome can in theory have events with no cause
It seems pretty esoteric, but this explanation makes it more clear by considering time reversal
Is Singapore the Peoria of the world?
In the Vaudeville era "Will it play in Peoria?" was asked to question where a show had universal appeal
What is the equivalent for the world?
According to The Inglehart-Welzel Cultural Map it looks like Singapore is the most average country in the world, with Chile, Greece, and South Africa not far behind
Maybe that is where you should be testing your products!