Arcade machines historically managed player progression through innovative methods despite hardware limitations. Classic cabinets like "Pac-Man" and "Donkey Kong" tracked high scores via volatile RAM sustained by batteries, preserving data during power-offs. Later games implemented password systems—as seen in "Gauntlet" and "Double Dragon"—where players recorded alphanumeric codes to resume progress. Modern arcade boards and emulators utilize non-volatile memory chips or cloud-based storage for seamless saving. Some cabinets employed magnetic cards or dedicated memory units for individual profiles. While early arcades prioritized session-based gameplay, technological evolution enabled persistent progression, blending hardware resilience with creative software solutions to maintain gaming continuity across sessions.