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The apparent brilliance and promise offered by GPT-4, DALL-E2 and others is counterbalanced by major flaws which could severely limit their usefulness. Wrong responses to a prompt, or 鈥渉allucinations鈥� in the jargon, are a major problem because these cast doubt on all of the information provided by the system.

鈥淭he answers you get back [from a ML system] are 80% correct, but 20% can be very wrong,鈥� says Martha Tsigkari, the head of Foster + Partners鈥� applied R&D team and a 黑洞社区 the Future commissioner. 鈥淭here is a lot of danger with that 80% because you cannot have a sense of comfort that this is right as the information you get back might be completely misleading with that 20% of error.鈥�

The problem is that much of the data used by large language models is sourced from the internet, which is awash with misinformation and false narratives. This not only means the information produced by these models can be spectacularly wrong; it can also be politically biased and racist.

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