BASH

Someone found an obfuscated bash script on a Uniqlo x Akamai t-shirt and decoded it. Here's what they found - and what HN thinks about whether it was AI-generated.

Run Bash commands with Ctrl+B and retrieve output by task ID.

Prefix prompts with ! to run shell commands directly, bypassing Claude.

Execute shell commands with persistent working directory in project bounds.

SessionStart hooks can persist env vars across Bash tool calls.

Filesystem and network isolation for Bash tool calls on Linux and macOS.