Exactly. And the example given (cron) was designed with the Unix-mentality of writing a program that does one thing really well and does it without breaking.

Exactly. And the example given (cron) was designed with the Unix-mentality of writing a program that does one thing really well and does it without breaking. Yeah, sure, some may argue that cron is fairly complicated, but it doesn't suffer from the maintainability needs of a very complex piece of software like some enterprise systems.