It became clear to me in the early 1990s when for a couple of years I was a judge in the annual Loebner Prize Competition, an annual contest to find out if any computer could yet pass what is known as the Turing test: if it could fool a person into thinking it was a human.
He does not contest that he sent the letters to three forensic science laboratories, a computer company, an accountancy firm, the DVLA and a residential address, but denies intending to cause injury.
Cornell University and Technion-Israel Institute of Technology won a 2011 contest to create the program, where seven master's degree students started this winter in a computer science master's program.