With 300 million people on Facebook (and there's probably more than that), you'd need to survey 3 million people to get at just 1% of them. This survey covers

With 300 million people on Facebook (and there's probably more than that), you'd need to survey 3 million people to get at just 1% of them. This survey covers 1000, which is a fraction of 0.0000033. In other words, a survey isn't going to tell you anything. What matters is trying it yourself, and deciding if you like it or not.