The Hallway Track

cli

8 tracked signals on cli.

DHH has gone completely off the rails...

Fireship · Sep 28, 2026

DHH declared hand-writing source code economically unviable, endorsing AI-generated code at Rails World 2026

“It is your obligation to deliver those CLIs by next Friday. So I can use your application without actually ever having to touch it.”
CLI vs MCP: Which Should You Use for Building AI Agents? #LearnOnShorts

LangChain · Jun 27, 2026

Use MCP servers for known, enterprise-auth, human-in-the-loop tools; use CLIs for model-familiar, light-surface tasks to save tokens.

“the MCP server for GitHub is about 45,000 tokens because it's giving every single API name, description, and schema to the model. But with the CLI, running the help command where it can see all of the tools, there's only about 1,500 tokens”