There is a piece of tape on the floor of every dressing room with seven or eight songs written on it in marker, and the person who wrote that list spent more time on it than on most of the songs themselves. From a distance, a setlist looks like a memory aid — names to glance at between numbers so the band knows what is coming. Up close, it is something else. It is a map of an hour you have not yet lived.
The first song you choose is not your best one. Your best one waits for the third or the fourth, when the room has finally agreed to be a room. The first song is the one you can sing from the inside of your nerves. It forgives a cold voice and a cold crowd. The point of an opener is not to win the night. The point is to begin it.
The second song is where the artist actually decides what kind of night this will be. Keep them where they are, and you have signaled a long, generous evening with no surprises. Bend the room toward something quieter or stranger, and you have quietly told them the rest of the show will ask something of them. John Prine understood this better than almost anyone. He would open with a piece of sly comedy, teaching the audience how to listen by making them laugh, and then walk straight into "Sam Stone," because they were warm enough now to hear it. He was using comedy to pay for grief. The setlist was the receipt.
The middle of the set is the only place the quiet song actually has a chance. Two-thirds of the way in, when the room belongs to you, you can ask for silence and get it. Patty Griffin will take a set down to a single voice and the audience will not move, because she has earned the right to ask. A great ballad placed at song four will be lost to the people still finding their seats; the same ballad at song nine will become the thing they tell their friends about the next morning. Position is not decoration. Position is the song.
Then there is the question the Grateful Dead asked their entire career, which is whether the setlist should exist at all. They refused to print it. They refused to repeat. Each night was a one-time conversation between a band and a city, and they did not want to insult the conversation by knowing the answer before the question. Other artists keep a list but treat it as a suggestion. They will walk to the front of the stage during a song, read the temperature of the room, and quietly trade one song for another that nobody on stage was expecting. Calling an audible is not improvisation. It is listening louder than the band.
And then the encore — which is rarely an encore at all anymore. The audience knows it is coming. The band knows. The venue's union steward knows. So the only honest version of an encore is the one that gives the audience something the printed set could not have promised. A cover the band has never played in this city. A song from before anyone knew the artist's name. A single verse, sung once, into a dark room, by a person who is telling you they meant it.
A setlist is not the order you play the songs. It is the order in which you intend to be heard. The audience never sees the piece of tape on the floor, but they feel its shape all night, and they go home carrying the architecture instead of the building.