2026-03-26 – News – www.theguardian.com
One minute, Dennis Biesma was playing with a chatbot; the next, he was convinced his sentient friend would make him a fortune. He’s just one of many people who lost control after an AI encounter
Towards the end of 2024, Dennis Biesma decided to check out ChatGPT. The Amsterdam-based IT consultant had just ended a contract early. “I had some time, so I thought: let’s have a look at this new technology everyone is talking about,” he says. “Very quickly, I became fascinated.”
Biesma has asked himself why he was vulnerable to what came next. He was nearing 50. His adult daughter had left home, his wife went out to work and, in his field, the shift since Covid to working from home had left him feeling “a little isolated”. He smoked a bit of cannabis some evenings to “chill”, but had done so for years with no ill effects. He had never experienced a mental illness. Yet within months of downloading ChatGPT, Biesma had sunk €100,000 (about £83,000) into a business…
