According to NVIDIA Blog, Halos OS is designed to tackle four key safety challenges: certifiable operating systems, standardized interfaces, AI guardrails, and large-scale validation. While NVIDIA's approach appears thorough, the robotaxi industry still grapples with public perception and regulatory hurdles. Critics argue that even with advanced safety systems, the unpredictable nature of human-driven environments poses risks that may not be fully mitigated by software alone. The success of Halos OS will likely hinge on its ability to demonstrate reliability across diverse and chaotic urban landscapes, not just in controlled simulations.