Consider that ultrasound transmitted in a dispersed manner might be useful but if you focus the ultrasound waves on prostate cancer tumor in situ, you can heat the tumor tissue enough to ablate it!
That is the basis of Edaps’ high intensity focused ultrasound (HiFU) technology for treating localized prostate cancer.
Enemies of nwbo want to distract and de-focus nwbo’s energies and dissipate funds away from the most important activities!