https://bugzilla.wikimedia.org/show_bug.cgi?id=55151
--- Comment #3 from Kunal Mehta (Legoktm) legoktm.wikipedia@gmail.com --- > /dev/null was invented to suppress screen output. To prevent scripts of using this option is a misuse. Even if the script is not run from cron, operator may wish not to see messages and his screen scrolled.