skill improvement, Project Zomboid, character, focused practice, reading skill books, performing relevant tasks, carpentry, cooking, farming, foraging, fishing, combat, sneaking, survivalist, zombie apocalypse, in-game time, patience, repetition, skill points, safe environment, resource management, character progression, immersive gameplay, skill mastery, character build, strategic planning, skill grind, experience gain, skill perks, character specialization, skill challenges, skill trainers, skill progression system, skill level indicators, skill optimization, skill-based gameplay, skill advancement, skill training routine, skill enhancement, skill development strategy, skill learning curve, skill proficiency.