A game idea can expand indefinitely because almost every feature suggests another. Inventory leads to crafting, crafting leads to trading, and trading leads to a whole economy. A useful production scope identifies the experience to complete and the boundary around it.
A game can contain models, textures, fonts, sound, music, code, plugins, and voice recordings from different sources. Their licenses may allow different uses and impose different conditions. Keeping a rights record is part of maintaining a usable project.
A game interface built around short placeholder text can break when real names, instructions, or translated labels arrive. Localization planning begins with flexible layouts and a clear inventory of player-facing text.
A vertical slice brings a selected part of a game closer to the intended final experience. It may combine gameplay, art, sound, interface, and technical behavior in one coherent section. Its purpose differs from a rough prototype that tests only one uncertain mechanic.