The comment on the

unless $notify->wait( 10_000 );
[download]

line is misleading. The script doesn't check for changes every ten seconds. It waits for a change for 10 seconds, prints the "Nothing changed" message and goes back waiting. Any changes in the directories are noted immediately.

Jenda
Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live.
   -- Rick Osborne

Edit by castaway: Closed small tag in signature