Hacknet is a terminal-based hacking simulator from 2015 that places you inside a retro-styled command-line interface. You type real UNIX-like commands to scan networks, probe nodes, transfer files, and manage limited memory while following an unfolding cyberpunk story through emails and discovered documents. Most players experience it as a solo, immersive session of careful typing and exploration, either following the main campaign or diving into community extensions from the Steam Workshop. Because the gameplay is almost entirely text-driven, performance is judged by how quickly the system reacts to keystrokes and how smoothly it runs background network simulations. The custom FNA/XNA engine is light on the GPU but can become CPU-sensitive during dense scans or when handling multiple programs at once, sometimes causing lag or "not responding" messages on older or low-end hardware. Visual extras such as scanlines and bloom are secondary to crisp text readability and zero input delay. The most common pain point is assuming the game needs a powerful graphics card, when in reality even basic integrated graphics are fine. Players who overlook single-core CPU performance or try running it on very old laptops often run into frustrating stalls exactly when the simulation feels most authentic. Before choosing a PC, understand that Hacknet rewards a responsive, stable system that stays cool and quiet rather than one built for high frame rates or 4K visuals. A sensible build focuses on current-generation CPU speed, sufficient fast RAM for multitasking with Workshop mods, and quick storage so loading new campaigns never interrupts your flow.