in reply to Is there a reason to use "join" instead of just using the period?

Just compare the three ways of doing it (from your code):

I prefer the last way, myself -- it's cleaner and the least noisy from a visual point of view.

Alex / talexb / Toronto

"Groklaw is the open-source mentality applied to legal research" ~ Linus Torvalds

In Section Seekers of Perl Wisdom