Yes, but now that they are cornered, they should be deemed very dangerous. Expect a response.
Attack on grid? Darkness?
Walpurgis Night - The Other Halloween
To ward off the witches' evil, the citizenry would burn bonfires, sprinkle holy water and adorn their homes with talismans of blessed palm leaf. One of the best ways to keep evil at bay, they thought, was through noise. This is an idea that probably dates back to early man. On Walpurgis Night, the citizens would ring bells, bang drums, crack whips and beat blanks of wood onto the ground. As technology advanced, they would shoot firearms into the air.
Might be on to something?