The first recursion I put into production is a good memory for me. I wore a big smile that day. It was a routine to discover all the ancestors of a category, t

The first recursion I put into production is a good memory for me. I wore a big smile that day. It was a routine to discover all the ancestors of a category, to create a breadcrumb navigation for a web directory. I believe it's still in production, although the site has been re-skinned so it's hard to say for sure.