No, she didn't miss it, because it is not about looks. It is about behaviur. The way the men acts. Most of the time a perfect extranger that approach you out of the blue, invade your space and interrupts your day is seen as a potential danger because we live in a world that is dangerous. So not reading the room and approaching the wrong way means that you'll be considered dangerous/a creep.

After all, they might want to steal from you. Or, best case scenario, it feels like one of those preachers that harash people in the streets. Out of place, invasive and annoying. If people want to be preached at, they go to church. If women want to flirt, they go to parties/pubs/places where people socialize.

That is why you get a 95% rejections if you approach randome people on the street, not looks.