It isn't. It tells you nothing about how the language scales up, only how simple it can get when you want to print a value. https://rosettacode.org/wiki/Hello_

It isn't. It tells you nothing about how the language scales up, only how simple it can get when you want to print a value. https://rosettacode.org/wiki/Hello_world/Text https://rosettacode.org/wiki/Hello_world/Text You can see that some languages are simpler than others (even JS can be beat by this useless metric, check out APL). But it gives you no idea how the language scales up for complex tasks.