Ok, it wasn’t necessarily my ass that was saved, but it was years worth of images which were important to me! As I wrote yesterday, my blog’s hosting server had a hard-drive failure effectively wiping out my virtual machine, taking my blog down with it. Fortunately, I was able to get back up with a static archive of my site provided by Rich Skrenta, but I was missing all my images and other content (code samples). As Jeff mentions, I have learned the hard way that there are almost no organizations spidering and storing...
I used to think the choice of using dashes vs underscores to separate words in an URL was simply a matter of personal preference. Nothing more than a religious choice.
Personally, I preferred underscores because I felt dashes intruded upon the words while underscores stayed at the bottom out of the way. So much so I had originally made that the default URL scheme in Subtext for friendly URLs and was using that myself.
It wasn’t till recently that I learned this debate has already been resolved. Years ago.
I wouldn’t say resolved really. Just that, there appears to be a really good reason to choose...