“But the box was actually a hacking device that fooled a phone company’s switchboard by reproducing its specific tones,” Collins reports. “As a result, the user was able to get free overseas phone calls in an era when making a long-distance call was hugely expensive.”
“Between 40 and 100 blue boxes were ever made and this is the first one to be offered for sale. It is expected to sell for $67,400 (£50,000),” Collins reports. “”
Read more in the full article here.
MacDailyNews Take: Those blue boxes sure appreciated nicely!