The linked article discusses this in the first point:
* Changing the visibility of a variable requires changing its name, everywhere it's used.
* It also cuts contrary to some very long-standing traditions, like using all caps for global constant names, using title case for class names, and starting with lower case for most everything else.
* Changing the visibility of a variable requires changing its name, everywhere it's used.
* It also cuts contrary to some very long-standing traditions, like using all caps for global constant names, using title case for class names, and starting with lower case for most everything else.