I wanted to post this old post about unambiguous URLs. It explains briefly the technological importance of having a trailing slash in your URLs.
Here’s the irony: the old bookmark didn’t work! Because Tumblr changed the URL format. They weren’t anymore. They changed from this:
But because I had the old URL and because it was a semantic URL I could find the old article quickly in the archives.
Otherwise I would have just have to give up.
I still remember this old article on A List Apart on the same subject
If you stick to a directory structure URL (/about/), the page’s web address remains consistent, regardless of how the site is actually put together. And that’s gold; links don’t break, time is not wasted, and joy abounds.
In short, URLs should both be semantic and unambiguous.