The Resonant Frequency of a Structure

The theory is that he created and this is a less fantastic version of the story because I just wanted to be straightforward But the idea was this device was a handheld device that could match the so-called resonant frequency of any item. Imagine like you're on a swing a metaphor on metaphor here but imagine you're swinging at the apex of your swing if I push you I'm going to add the most Effective momentum to you If I push you at the bottom of the swing it wouldn't be as effective or it would be blocked out by other people. Mm-hmm,  I think there's other anecdotal stories like an army of men marching across the bridge and they happen to