Need to make a device specialized for breaking these things. An industrial vibratory device might work pretty good, especially if it had seeepable speed. Just hit the harmonic and the devices will be destroyed in a jif.
I don't think vigilantes should go setting things on fire, but I also think corporate surveillance is way beyond unethical. Will we ever get a balance? Are individual rights a lost cause?
It's way more nefarious this way!