In-person sales pitches are still the worst. Street vendors selling T-shirts, panhandlers foisting guilt and selling guilt-assuagement, scalpers selling tickets

In-person sales pitches are still the worst. Street vendors selling T-shirts, panhandlers foisting guilt and selling guilt-assuagement, scalpers selling tickets -- they're all worse than non-human ads, because they're more adaptable and can try to manipulate you when you ignore them.