Vietnamese Billiards: Name the Discipline Before You Read the Number

At a billiards hall in Binh Duong, I sat next to an older man. On the screen was a match that most spectators simply call "billiards." He pointed at a number on the scoreboard and asked me: "What does this number mean?" I looked at the figure, looked back at the screen, and realised I could not yet answer. Not because the number was hard to understand, but because I did not yet know which discipline it belonged to. Under the single name "billiards," snooker, 9-ball, Chinese 8-ball and carom are four separate worlds, four separate rulebooks, and four completely different ways of reading data. That man's question stayed with me for years. Vietnamese billiards has grown fast over the past decade, but it has grown along several branches at once. In the south, three-cushion carom — a discipline with no pockets, only three balls and cushion contacts — is a stage where Vietnam holds a notable position on the world map, with World Cup events once hosted at home. Alongside it, 9-ball and 8-ball pool attract younger players through speed and entertainment value, while snooker keeps a loyal audience through tactical depth. These four branches live under one roof, and that is exactly why mixed-up data has become so common. To see the difference, one need only look at the rules. A standard snooker table has 15 reds, six colours and a cue ball, and the maximum score in one perfect visit is 147. A 9-ball table has only nine numbered balls; a player must strike the lowest-numbered ball first, and the 9-ball is the money ball. Chinese 8-ball uses 16 balls with tighter pockets, demanding a balance between attack and defence. Three-cushion carom has no pockets at all — just three balls and the cushions. Four rulebooks, four objectives, four different definitions of beauty. That very difference makes the notion of "billiards data" meaningless once it is detached from the discipline. Based on my experience following matches, this is the most common mistake when working with billiards datasets: people lump everything together and then compare things that cannot be compared. A "147" exists only in snooker; it means nothing in 9-ball. The "average" — points scored per visit — is the measure of three-cushion carom, but it is meaningless in pool, where players count racks won. "Safety success rate" is a life-or-death concept in snooker, while "break-shot effectiveness" is the heart of 9-ball. Put these four metrics side by side in one table and you do not get a panorama — you get a mess. Before I trust a number, I ask where it came from. It is like watching a player before passing judgement. With billiards, the first question is not "is this number big or small," but "which discipline does this number belong to." A carom player may average above one point per visit — a mark to be respected at professional level — but that says nothing about his ability on a snooker table. Conversely, a snooker player with hundreds of century breaks can still be baffled by three-cushion lines. In Vietnam this problem is even more complex, because tournaments sometimes stage several disciplines within a single event. A spectator following one day of competition might watch carom in the morning and pool at night. That sense of continuity is enjoyable, but it also creates a trap: viewers easily believe there is a single "billiards form," when in reality each discipline is its own set of skills. A strong carom player does not automatically become a strong pool player, and vice versa. This is where I want to pause longer, because there is a counter-intuitive point few people are willing to hear. Correlation is not causation. The fact that a player wins one discipline does not mean he will succeed in another, even though both are called billiards. Aggregated statistics, when disciplines are mixed, often manufacture false "stars" — people who look outstanding only because their data has been placed next to data from an entirely different discipline. Worse, a beautiful number can be the product of a soft context. In pool, a long winning run can come from racks where opponents left the table too easy. In carom, a high average can come from choosing a less competitive tournament. Without asking about the origin, we inflate what is merely luck repeated a few times. Every season is a string of data, but my memory does not live in any model — and that memory reminds me that behind every number is a person, a cue, a pressure. It is worth noting that the world's billiards analytics community has already moved a step ahead. In professional snooker systems, metrics are clearly separated by discipline and by table type. But in Vietnam, most data remains scattered, not yet standardised, with no shared "dictionary" to distinguish a carom metric from a pool metric. This gap is nobody's fault; it is simply the consequence of a market growing faster than its own data infrastructure. I am the one who stays behind with the spreadsheet after the arena lights go out — you may call it a job, I call it a calling. And that calling taught me one simple thing: to talk about billiards with data, you must first name the discipline correctly. As Vietnamese billiards enters a deeper phase of professionalisation, the big question is not "who has the highest number," but "who will be the first to build a data system that can tell snooker from carom, pool from 8-ball." Whoever answers that question will not merely score points — they will shape how a whole generation understands this sport.