Flexibility is one of the most celebrated ideas in software development.

We’re told to build systems that are:

Extensible

Customizable

Adaptable to any use case

On the surface, that sounds like the right goal.

But in practice?

Too much flexibility creates fragile systems.

The Flexibility Trap

Flexible systems promise freedom:

“You can do anything”

“You’re not locked in”

“Customize it however you want”

But what actually happens is this:

Every developer solves problems differently

Patterns drift across the codebase

Behavior becomes inconsistent

The system becomes harder to understand over time.

What Flexibility Really Means

When a system is highly flexible, it usually means:

Few enforced patterns

Minimal constraints

Many ways to accomplish the same thing

That sounds empowering.

But it leads to:

Decision fatigue

Inconsistent architecture

Harder onboarding

Slower debugging

Freedom without structure becomes chaos.

The Alternative: Opinionated Systems

Opinionated systems take a…