David Craig’s post “Dealing with Tech Failure” includes, along with a couple other good tips, a reminder of what it really requires to be completely prepared for video failure during your presentation.:
Video in a presentation is a tricky proposition even if everything works properly. Anything more than a short clip gets tedious for the audience in a hurry. But if you insist on including video in your presentation, be ready to describe the entire content of the video if it doesn’t play. That’s what TV newscasters have done for decades when the film, the tape or a live feed doesn’t work.
Might want to give some more thought to how important, how critical, that flashy piece of video really is to making your point.