That's the point of the comment, humans do things all the time that aren't part of some larger cultural-ritual-religious aspect. We spend a lot of time and resources doing things that seem cool at the time and only seem cool to a few people.
Someone spends a few hours doing a large tag mural under a freeway and it's not a painting to honor the gods because that spot on the freeway gets sun at a certain time of day.
There's often practical reasons people do things that anthropologists can incorrectly attribute to something larger.
That's the point of the comment, humans do things all the time that aren't part of some larger cultural-ritual-religious aspect. We spend a lot of time and resources doing things that seem cool at the time and only seem cool to a few people.
Someone spends a few hours doing a large tag mural under a freeway and it's not a painting to honor the gods because that spot on the freeway gets sun at a certain time of day.
There's often practical reasons people do things that anthropologists can incorrectly attribute to something larger.