The hilarious part is that if the reasoning really is that one doesn't want to see it being done near their home, then online gambling is ideal. People would do it "in the privacy of their own homes", and I think you'd quickly find people preferring it to going to a building (due to ease and sheer variety). The brick and mortar places "attract riff raff" precisely because they are by definition concentrations of theoretically socially unacceptable behavior, which are then additionally usually combined with alcohol sale.