This YouTube video explains cloud computing services, focusing on five core services: Virtual Machines (VMs), object storage (like AWS S3), managed databases (like AWS RDS), Functions-as-a-Service (like AWS Lambda), and networking components. The video differentiates between managed and unmanaged services, highlighting the trade-offs between control and ease of use. It also discusses regional vs. global services, vendor lock-in, and the role of observability tools like DataDog. Finally, it mentions higher-level services like Vercel that simplify interaction with cloud providers like AWS, GCP, and Azure.