Embarking on the journey to build a DIY feature flagging system can initially seem appealing but often leads to unforeseen complexities, hidden costs, and increased security risks that outweigh the perceived benefits. As the system scales, it demands significant resources for maintenance, resulting in technical debt and potential outages that can be financially draining. The manual processes involved in managing such a system can detract from core product innovation, leaving engineers bogged down by maintenance tasks. In contrast, enterprise-ready feature management platforms offer robust security, scalable infrastructure, and sophisticated experimentation frameworks, ensuring efficiency and reliability while allowing teams to focus on innovation. Ultimately, investing in a purpose-built solution is more sustainable and effective than maintaining a homegrown system, which can become a cumbersome liability.