I use that analogy also. It really helps users to understand how memory and hard drive space are two different things. I can't tell you how many times I've ha

I use that analogy also. It really helps users to understand how memory and hard drive space are two different things. I can't tell you how many times I've had users tell me that they got some variety of out of memory error, then immediately start describing how they tried to delete stuff from their hard drive to fix it. :-)