alt Hacker NewsTerror is a tactic used by terrorist organizations, but it’s hardly the only thing they do.
“There’s no such thing as bad publicity.” Isn’t quite true, but publicity is inherently valuable to organizations dependent on outside donors. The Provos/IRA did similar things (attention grabbing and annoying) not just setting off bombs during the time of troubles.
The day that Americans open their newspapers to read that terrorist cells operating within our borders undertook a massive operation to plant Bluetooth devices on planes with the name BOMB is the day that Americans stop being concerned about terrorism form that group.