Open-world role-playing games have to work whether a player arrives somewhere first or last. Level scaling is the standard answer, and it introduces problems as reliably as it solves them.
An open world creates an ordering problem
If content is placed at fixed difficulty, a player who wanders in the wrong direction meets enemies far beyond them, or trivialises an area intended for much later.
Either outcome wastes work. Designers spend months on regions that a large share of players will experience at completely the wrong power level.
Scaling adjusts enemy statistics to the player's current level so that every region presents a comparable challenge whenever it is reached.
The cost is that progress stops being felt
A progression system promises that effort makes the player stronger, and that promise is verified by returning somewhere that used to be dangerous and finding it easy.
Fully scaled worlds remove that test. If everything rises with the player, the numbers grow while the experience of combat stays where it started.
Players notice quickly, and the usual complaint that levelling feels pointless is an accurate description of what the system is doing.
Equipment scaling compounds the problem
Some games scale loot as well, so the rewards found in an area are appropriate to the player's level rather than to the difficulty of reaching it.
That removes the incentive to attempt something hard early, since the treasure at the end will be no better than what is available nearby.
Exploration then becomes a matter of taste rather than ambition, which is a significant loss in a genre built on the desire to see what is over the ridge.
Partial scaling is the common compromise
Most modern designs scale within a band. Enemies track the player but only within limits, so an area still has a floor and a ceiling of its own.
That preserves regional identity while preventing the extremes, and it lets designers mark some places as genuinely dangerous regardless of when they are visited.
Others scale only certain things, holding boss statistics fixed while adjusting ordinary encounters, so landmark fights retain the meaning that a scaled fight loses.
What players are really measuring is capability
The satisfying version of growth is rarely a larger number. It is access to options that did not previously exist, such as a new movement ability or a tactic that changes an encounter.
Those gains survive scaling, because they change what the player can do rather than how much damage they deal.
Designs that lean on capability rather than statistics therefore tolerate scaling far better, which is why the debate is less about scaling itself than about what progression was made of.