How many of us teachers and educators can teach effectively without the use of an LMS like Moodle, an LCD projector and a PowerPoint slide? Not many of us I would think. For one, a teacher needs to know his or her stuff. He (or she) should be able to hold an audience's attention with minimal technical help.
Simon Sinek in action in 2009 at TEDxPuget Sound.
Someone forgot to bring the laptop and the PowerPoint presentation.