Sure, phreakers could attack the central office equipment, and get free calls, disrupt the network some, but they couldn't make some other customer's phone expl

Sure, phreakers could attack the central office equipment, and get free calls, disrupt the network some, but they couldn't make some other customer's phone explode, or melt into slag, or ring 1,000,000 numbers at once, from 5,000 miles away.