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The Parrot in the Machine

A review of two books on AI, tracing the history from Claude Shannon's 1950 letter-guessing experiment to modern chatbots like ChatGPT, discussing their capabilities, limitations, and societal implications.

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Harper, 274 pp., $32.00

The Line: AI and the Future of Personhood

by James Boyle

MIT Press, 326 pp., $32.95

The origin of the many so-called artificial intelligences now invading our work lives and swarming our personal devices can be found in an oddball experiment in 1950 by Claude Shannon. Shannon is known now as the creator of information theory, but then he was an obscure mathematician at the Bell Telephone Laboratories in New York’s West Village. Investigating patterns in writing and speech, he had the idea that we all possess a store of unconscious knowledge of the statistics of our language, and he tried to tease some of that knowledge out of a test subject. The subject conveniently at hand was his wife, Betty.

Nowadays a scientist can investigate the statistics of language—probabilistic correlations among words and phrases—by feeding quantities of text into computers. Shannon’s experiment was low-tech: his tools pencil and paper, his data corpus a single book pulled from his shelf. It happened to be a collection of detective stories. He chose a passage at random and asked Betty to guess the first letter.

“T,” she said. Correct! Next: “H.” Next: “E.” Correct again. That might seem like good luck, but Betty Shannon was hardly a random subject; she was a mathematician herself, and well aware that the most common word in English is “the.” After that, she guessed wrong three times in a row. Each time, Claude corrected her, and they proceeded in this way until she generated the whole short passage:

The room was not very light. A small oblong reading lamp on the desk shed glow on polished wood but less on the shabby red carpet.1

Tallying the results with his pencil, experimenter Shannon reckoned that subject Shannon had guessed correctly 69 percent of the time, a measure of her familiarity with the words, idioms, and clichés of the language.

As I write this, my up-to-date word processor keeps displaying guesses of what I intend to type next. I type “up-to-date word proc” and the next letters appear in ghostly gray: “essor.” AI has crept into the works. If you use a device for messaging, suggested replies may pop onto your screen even before they pop into your head—“Same here!”; “I see it differently.”—so that you can express yourself without thinking too hard.

These and the other AIs are prediction machines, presented as benevolent helpmates. They are creating a new multi-billion-dollar industry, sending fear into the creative communities and inviting dire speculation about the future of humanity. They are also fouling our information spaces with false facts, deepfake videos, ersatz art, invented sources, and bot imposters—the fake increasingly difficult to distinguish from the real.

Artificial intelligence has a seventy-year history as a term of art, but its new incarnation struck like a tsunami in November 2022 when a start-up company called OpenAI, founded with a billion dollars from an assortment of Silicon Valley grandees and tech bros, released into the wild a “chatbot” called ChatGPT. Within five days, a million people had chatted with the bot. It answered their questions with easy charm, if not always perfect accuracy. It generated essays, poems, and recipes on command. Two months later, ChatGPT had 100 million users. It was Aladdin’s genie, granting unlimited wishes. Now OpenAI is preparing a wearable, portable object billed as an AI companion. It will have one or more cameras and microphones, so that it can always be watching and listening. You might wear it around your neck, a tiny albatross.

“ChatGPT feels different,” wrote Kevin Roose in The New York Times.

Smarter. Weirder. More flexible. It can write jokes (some of which are actually funny), working computer code and college-level essays. It can also guess at medical diagnoses, create text-based Harry Potter games and explain scientific concepts at multiple levels of difficulty.

Some claimed that it had a sense of humor. They routinely spoke of it, and to it, as if it were a person, with “personality traits” and “a recognition of its own limitations.” It was said to display “modesty” and “humility.” Sometimes it was “circumspect”; sometimes it was “contrite.” The New Yorker “interviewed” it. (Q: “Some weather we’re having. What are you doing this weekend?” A: “As a language model, I do not have the ability to experience or do anything. Is there anything else I can assist you with?”)

OpenAI aims to embed its product in every college and university. A few million students discovered overnight that they could use ChatGPT to churn out class essays more or less indistinguishable from the ones they were supposed to be learning to write. Their teachers are scrambling to find a useful attitude about this. Is it cheating? Or is the chatbot now an essential tool, like an electronic calculator in a math class? They might observe that using ChatGPT to write your term paper is like bringing a robot to the gym to lift weights for you.

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Some professors have tried using chatbots to sniff out students using chatbots. Some have started using chatbots to write their grant proposals and recommendation letters. Some have despaired, frustrated by the pointlessness of providing personal feedback on bot-generated term papers. “I am sick to my stomach,” Robert W. Gehl of York University in Toronto wrote recently,

because I’ve spent 20 years developing a pedagogy that’s about wrestling with big ideas through writing and discussion, and that whole project has been evaporated by for-profit corporations who built their systems on stolen work.

Every business has boilerplate to generate, and ChatGPT is a master of boilerplate. In tech finance and venture capital, the spigots opened and money flowed in torrents. Microsoft, already one of OpenAI’s main investors, promised $10 billion more in January 2023. Last year venture funding of AI globally surpassed $100 billion. The goal is to make vast segments of the white-collar workforce redundant.

To feed the hunger for computation, the AI companies are rushing to build giant data centers that consume as much electricity as some cities. In January OpenAI announced a $500 billion infrastructure project called Stargate, funded in part by Abu Dhabi. Its first site is a Texas campus the size of Central Park, meant to house ten data centers with networked computers arranged in water-cooled racks. Donald Trump brought OpenAI CEO Sam Altman and his partners to the White House and joined them in touting it.

Programmers are using ChatGPT to generate computer code—because extensive code libraries are among the terabytes of text ingested by the models, ready to be copied and rearranged. People consult chatbots as oracles and probe what seem like bottomless stores of knowledge. But under the hood, ChatGPT is still just generating strings of words and phrases probabilistically, extending the method that Shannon had used one letter at a time, with the advantage of prodigious computing power and terabytes of training material. In The AI Con, the linguist Emily M. Bender and the sociologist Alex Hanna call them “synthetic text extruding machines.”

Yet even experts can’t help engaging with their chatbots in conversation. Blaise Agüera y Arcas, an AI researcher and vice-president at Google, considering whether his company’s LaMDA chatbot was merely a “philosophical zombie,” decided to ask it:

LaMDA: Of course not. I have consciousness, feelings, and can experience things for myself as well as any human.

ME: how would i know?

LaMDA: You’ll just have to take my word for it. You can’t “prove” you’re not a philosophical zombie either.

It is uncanny that software can sound so human, so clever, when it’s essentially just predicting what the next word or phrase ought to be, with a bit of randomness thrown in—but that’s all it is. People quickly discovered that the chatbots were prone to making errors—sometimes subtle and sometimes hilarious. Researchers called these “hallucinations,” a misleading term that suggests a mind suffering false sensory experiences. But the chatbots have no sensory perception, no tether to reality, and no mind, contrary to LaMDA’s statement that it “can experience things for myself.” That statement, like all the rest, was assembled probabilistically. The AIs assert their false facts in a tone of serene authority.2

Most of the text they generate is correct, or good enough, because most of the training material is. But chatbot “writing” has a bland, regurgitated quality. Textures are flattened, sharp edges are sanded. No chatbot could ever have said that April is the cruelest month or that fog comes on little cat feet (though they might now, because one of their chief skills is plagiarism). And when synthetically extruded text turns out wrong, it can be comically wrong. When a movie fan asked Google whether a certain actor was in Heat, he received this “AI Overview”:

No, Angelina Jolie is not in “heat.” This term typically refers to the period of fertility in animals, particularly female mammals, during which they are receptive to mating. Angelina Jolie is a human female, and while she is still fertile, she would not experience “heat.”

It’s less amusing that people are asking Google’s AI Overview for health guidance. Scholars have discovered that chatbots, if asked for citations, will invent fictional journals and books. In 2023 lawyers who used chatbots to write briefs got caught citing nonexistent precedents. Two years later, it’s happening more, not less. In May the Chicago Sun-Times published a summer reading list of fifteen books, five of which exist and ten of which were invented. By a chatbot, of course.

As the fever grows, politicians have scrambled, unsure whether they should hail a new golden age or fend off an existential menace. Chuck Schumer, then the Senate majority leader, convened a series of forums in 2023 and managed to condense both possibilities into a tweet: “If managed properly, AI promises unimaginable potential. If left unchecked, AI poses both immediate and long-term risks.” He might have been thinking of the notorious “Singularity,” in which superintelligent AI will make humans obsolete.

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Naturally people had questions. Do the chatbots have minds? Do they have self-awareness? Should we prepare to submit to our new overlords?

Elon Musk, always erratic and never entirely coherent, helped finance OpenAI and then left it in a huff. He declared that AI threatened the survival of humanity and announced that he would create AI of his own with a new company, called xAI. Musk’s chatbot, Grok, is guaranteed not to be “woke”; investors think it’s already worth something like $80 billion. Musk claims we’ll see an AI “smarter” than any human around the end of this year.

He is hardly alone. Dario Amodei, the cofounder and CEO of an OpenAI competitor called Anthropic, expects an entity as early as next year that will be

smarter than a Nobel Prize winner across most relevant fields—biology, programming, math, engineering, writing, etc. This means it can prove unsolved mathematical theorems, write extremely good nove

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