Startup people have no idea what is being built in big tech.
You're talking about companies that gave the world React, VS Code, Kubernetes, Bazel etc.
Their engineering blogs are a testament to human ingenuity. These are not CRUD factories.
In SDE, there are creators and consumers. Most of the consumers are overhyping LLMs. They deserve the hype but not like this.
The age of the tech company with 1,000 engineers is over.