A Machine That Must Sell Itself
Every arcade cabinet exists in a hostile environment. It stands in a dark room full of competing machines, each screaming for the same coin, and it has no salesman. It cannot describe itself. The only thing it controls is the light and sound it emits, and it has to use them to convert a passer-by into a player before that person reaches the next cabinet along.
Attract mode — also called advertise mode or demo mode — is the answer. When nobody is playing, the machine loops through a sequence intended to entice: the title screen, the story if it has one, a computer-controlled demonstration of actual gameplay, the high score table, and, blinking insistently over all of it, the words INSERT COIN.
It is easy to overlook how sophisticated this is as a piece of design. In under a minute, with no interaction and no explanation, the cabinet must establish what kind of game it is, prove that it is worth playing, teach enough that a novice will not feel lost, and make the viewer want to beat someone.
The Demo That Teaches
The gameplay demonstration inside an attract loop is doing double duty, and the second job is the more interesting one. Ostensibly it exists to show off the game — here is what it looks like, here is the action. But it is also, in practice, the tutorial, and for most players it is the only tutorial they will ever get.
A player standing in front of a cabinet watching the attract mode is learning the rules for free. They see what the enemies do. They see what kills you. They see the scoring, the power-ups, the shape of a level. By the time they put a coin in, they are not a complete novice — they have already watched somebody play, and the somebody was the machine.
This matters enormously for a medium with no manual and a hard commercial deadline. An arcade game has perhaps ten seconds to make a paying customer feel competent before frustration turns them away, and the attract mode has already spent thirty seconds preparing them. It is the earliest and one of the most elegant solutions the medium found to the problem of teaching without instruction.
The High Score Table as a Weapon
The most psychologically potent component of an attract loop is the list of initials. High score tables are not there to reward past players — they are there to provoke present ones. Three letters and a number, cycling on a screen in a public room, are a claim: somebody stood here and was better than you are.
The genius of the mechanism is that it is entirely social and costs nothing to implement. The machine has no idea who AAA or ASS or the local kid with the initials of an expletive actually is; it simply displays the number they achieved, and lets the viewer supply the resentment. Sinistar took this further and made the cabinet actively hostile — its digitised voice taunting the room with "Beware, I live!" and "Run, coward!" while nobody was even playing — but the ordinary high score table achieves much the same thing with no audio at all.
Home consoles inherited attract modes for decades, running demo loops on shop-floor televisions to persuade shoppers to buy the game or the machine. But without the coin slot and without the local high score table, the form was always a shadow of its arcade original. The attract mode in a shop is an advertisement. The attract mode in an arcade is a challenge.
What Disappeared With It
Attract mode faded from consoles as digital distribution replaced the shop floor, and it has no equivalent at all in the modern storefront, where a game is sold by a trailer, a screenshot gallery and a review score — all of them produced by marketing departments rather than by the game itself.
Something specific was lost in that transition. An attract loop was the game arguing for itself, in its own engine, with its own rules, in public, to an audience that had not paid and owed it nothing. It could not lie, because what it showed was what you got: the demo ran on the same hardware in the same room, and if the game looked bad it looked bad. A modern trailer is a piece of advertising about a game. An attract mode was the game, performing, to an empty arcade, on the chance that somebody might look up.