Other languages have complex, multi-step setups that beginners often get stuck on. Red has no installer, no setup, no dependencies*, just a single small (~1MB) command-line executable with both the compiler and repl. On Windows, you don't even have to launch executable from the command line--it has a GUI-console.

Red syntax is a lot like Rebol. It's easier than most languages for beginners to pick up.

Red has low enough access to do systems programming, but it's expressive enough for high-level scripting.

Red has very simple syntax that's easy to learn. It gets out of your way and lets you think about the problem instead, enhancing productivity.