Example case of where it matters would be modding. There's an expectation that installing things like new textures and new models is safe. Likewise for making c

Example case of where it matters would be modding. There's an expectation that installing things like new textures and new models is safe. Likewise for making changes using a game's internal scripting system. If these external resources aren't properly validated, they allow a apparently safe mod to execute arbitrary code. Doesn't matter that it's a game, it's bad either way.