Never write code in Java when a Perl script will do. Never write Perl when a simple shell script will do. Never write a shell script when a single shell command will do. When you’re programming, the relentless pursuit of simplicity nearly always serves you well.

The specifics of the lesson were that by using curl and cron you can successfully avoid the use of Quartz, Commons HttpClient, and LWP, along with a vast horde of other dependencies.