Web frameworks are an area of significant interest at the moment. Now that we've all learned the basics of web programming, we're ready to get the common stuff out of the way to concentrate on the task at hand; no one wants to spend time rewriting the same bits of glue to handle parameter processing, request dispatching, and the like.
Catalyst の解説記事が Perl.com に。Catalyst5 になってだいぶ API も安定してきているので、サイドプロジェクトなんかで使ってみたいですね。