Yep, ETL, log-file reading, dynamic web pages. Even Windows GUIs for myself and my colleagues.

Batch scripts too, and utility modules for sorting and printing out hashes nicely in 15 different ways - it's remarkable the number of fiddly, repetitive jobs Perl has helped me automate.

It gets to the point where you tie your shoelaces and think "Hmm - wasting time here. Surely a CPAN module.."