From: Marc Heiler <shevegen@...>
Date: 2007-12-28T07:58:46+09:00
Subject: Re: what is the $ in varaiable

> if i have $something, is it available to all the objects withtin the program.

It is really totally global. You can access any global var from any 
method. :-)

In many cases though, you will find that in "typical" ruby code there is 
not really the need to use many global variables (but instead local, and 
@instance vars)
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