While the initial system has been set up correctly, data systems are never static and as a result the context layer shouldn't be either. Data sources and formats can change upstream and individuals may have custom instructions they'll want to add and modify based on changing business requirements.
这一观点强调了上下文层的动态特性：它不是一次性构建的静态系统，而是需要随数据系统和业务需求变化而持续演化的有机体。这挑战了技术解决方案的一次性部署思维，强调了持续更新的必要性。