It's a CLI. CLIs have man pages and cheat sheets. That's not a UX failure, that's the format. The same argument would apply to git, ripgrep, or ffmpeg.

The actual complexity in Claude Code isn't the commands, it's figuring out a workflow that works for your codebase. CLAUDE.md files, hooks, MCP servers, custom skills. Once you have that set up the daily usage is just typing what you want done.