People complain about targeted online advertising, but outdoor advertising can be more annoying. I live in San Francisco. During a walk along Mission Street, m

People complain about targeted online advertising, but outdoor advertising can be more annoying. I live in San Francisco. During a walk along Mission Street, my 4-year-old son said 'cannabis delivered to your door!', loudly and clearly enough that the person a few feet ahead of us stopped and turned around. He was just reading the huge billboard at the side of the street, and didn't know what the product was.