There's a distinction between setting booby traps that fire shotgun shells and modifying one's device to make it trickier to access. In one case, it maybe neces

There's a distinction between setting booby traps that fire shotgun shells and modifying one's device to make it trickier to access. In one case, it maybe necessary to take shelter in a random person's house (cabin in the woods during a blizzard), while in the other the point isn't necessarily to destroy police equipment but to prevent personally-unauthorized extraction by anyone.