More of a problem for administrators than site visitors, and definitely more of a nuisance than a real problem, it can be frustrating dealing with lists of records in Drupal 5, especially when you need to resort or reorder the list. A perfect example is using the Nodequeue module, one of the most popular modules which lets you create a queue of articles/nodes so you can e.g. manually create a list of top stories for the week; it's interface for managing the queue looks like this: