Video Game: What It Is and Why It Matters
The video game is one of the defining cultural and economic forces of the past five decades — interactive software that generates more annual revenue than the global film and music industries combined, yet still sparks genuine debate about what it is, what it does, and who it is for. This page establishes a clear foundation: what a video game actually is, how the medium is organized, and why the distinctions within it matter. The reference library behind this page spans more than 80 topic-specific articles covering everything from hardware and genres to mental health research and industry economics.
How this connects to the broader framework
Video games sit at the intersection of technology, entertainment, commerce, and culture in a way that almost no other medium does. A film is consumed; a video game is operated. That single distinction — interactivity — is what separates the medium from every passive form of entertainment and is also what makes defining it surprisingly slippery.
This site is part of the Authority Network America (authoritynetworkamerica.com) ecosystem of reference properties, built to provide factual, well-sourced information on topics that matter to real people. The reference library here covers more than 75 distinct topic areas, ranging from video game genres and platform hardware to esports, game development careers, mental health research, and collector markets. Think of it as a single address for the full scope of the medium.
Scope and definition
A video game is an electronic game in which one or more players interact with a user interface — typically a screen, controller, keyboard, or touch surface — to generate visual feedback and achieve defined objectives within a rule-governed system. The Entertainment Software Association (ESA), the primary US industry trade body, broadly defines video games as interactive entertainment software; the Entertainment Software Rating Board (ESRB), which operates the US content rating system, applies the term to any software title submitted for age classification across console, PC, and mobile platforms.
Three elements distinguish a video game from adjacent media:
- Interactivity — the player's inputs change the state of the game world in real time or turn-based sequence.
- Rule structure — outcomes are governed by defined mechanics, whether explicit (chess-like win conditions) or emergent (open-world sandbox behavior).
- Electronic delivery — the experience runs on programmable hardware, separating it from analog board games and tabletop roleplaying.
What falls outside this definition is worth naming. A video playing on a screen is not a video game. An interactive film where choices are limited to branching narrative nodes occupies contested territory — scholars debate whether titles like Detroit: Become Human are games or interactive cinema. A slot machine involves electronics and outcomes, but its lack of skill-based interactivity places it in a different regulatory and definitional category entirely.
The history and evolution of video games traces how the definition has expanded since the first commercially distributed arcade machines of the early 1970s, when "video game" referred almost exclusively to coin-operated hardware.
Why this matters operationally
The global video game market was valued at approximately $184 billion in 2023 (Newzoo Global Games Market Report 2023), making it the largest entertainment sector by revenue. In the United States alone, 65 percent of American adults report playing video games, according to the Entertainment Software Association's 2023 Essential Facts report.
Those numbers have policy consequences. Video game ratings and age classification exist precisely because the medium reaches children at scale — the ESRB has rated more than 30,000 titles since its founding in 1994. Mental health researchers study gaming behavior because the player base is large enough to produce population-level signals. Legislators write platform liability and loot-box regulation because the economics are significant enough to warrant it.
The distinction between single-player and multiplayer games matters beyond preference: multiplayer environments introduce social dynamics, moderation obligations, data privacy considerations, and in some jurisdictions, gambling-adjacent mechanics. A parent buying a game for a ten-year-old, a regulator drafting platform rules, and a developer designing monetization systems are all working with the same underlying medium — but with radically different stakes attached to how it is categorized.
What the system includes
The video game medium is not monolithic. It organizes into several overlapping frameworks:
By genre — Genre classification describes the mechanical character of a game. Action games, for instance, are defined by real-time physical challenge and reflex-based input, while role-playing games center on character progression and narrative choice. A full breakdown lives at Video Game Genres.
By platform — Where a game runs determines its input method, performance ceiling, business model, and audience reach. The major platform categories — console, PC, mobile, and cloud — each carry distinct technical and commercial profiles. Platforms and hardware covers the full taxonomy.
By player structure — The architecture of who plays and how they interact with each other is one of the most consequential design decisions in any title's development. The single-player vs. multiplayer breakdown addresses this directly.
By audience and content rating — The ESRB's rating categories (EC, E, E10+, T, M, AO) map to age-appropriateness benchmarks that carry real purchasing, retail, and policy weight.
By economic model — Premium, free-to-play, subscription, and live-service models each structure the player relationship differently. The frequently asked questions resource addresses the most common points of confusion across all of these dimensions.
The medium rewards specificity. Treating "video games" as a single undifferentiated category — the way a 1990s op-ed might have — misses the fact that a farming simulation, a competitive first-person shooter, and a narrative walking game share almost nothing except the screen they run on.