Why is Read transformation important in Laravel applications, and what problem does it solve for developers?

Why is Read transformation important in Laravel applications, and what problem does it solve for developers? The key reason to understand read transformation is that Laravel applications are usually composed of several layers that must work together predictably. An accessor can format or derive a value when an attribute is read by application code. Ignoring that boundary can lead to duplicated logic, poor security, unnecessary database work, or code that is difficult to test. Why it matters in practice: Eloquent attribute transformations let models present or normalize attribute values through reusable model-level logic. The specific focus here is read transformation: An accessor can format or derive a value when an attribute is read by application code. This question is designed to test not only terminology, but also how the concept fits into Laravel's request, application, database, security, or deployment workflow.