Infrastructure as Code (IaC) is essential for modern cloud operations, allowing companies to define their infrastructure through code, facilitating easy deployment, rollbacks, and reproducibility. By using tools like Terraform, teams can manage resources more efficiently, eliminating the risks associated with "snowflake servers" and improving overall agility in infrastructure management.

The article discusses the integration of Terraform and Ansible, highlighting how these two tools complement each other in infrastructure management. It emphasizes the benefits of using Terraform for provisioning and Ansible for configuration management, showcasing improved efficiency and collaboration in DevOps practices.