Japanese Woman Waves Tuning Forks Over Bowl of Fruit

I've seen enough of these types of videos to have a vague notion of what's going on, but let's see what you think. Basically they eat fruit up till around 1:46, and then she whips out the tuning forks and waves them over the bowl. It's long, but stick with it because the tuning forks only get bigger. Apparently more fork equals better fruit. I wonder if I could use this method to upgrade my DVD player to Blue Ray.



and then there's this...