# Unexpected AI Acceleration Changed My Mind by Yoshua Bengio > "It is because there is an unexpected acceleration –I probably would not have signed such a letter a year ago– that we need to take a step back, and that my opinion on these topics has changed." > **— Yoshua Bengio**, *April 5, 2023, Mila statement on advanced AI and the pause letter* ## Sources and Context - **Full statement:** [Statement from Yoshua Bengio after signing open letter on giant AI systems](https://mila.quebec/en/news/statement-from-yoshua-bengio-after-signing-open-letter-on-giant-ai-systems) — Mila identifies the “topics” as the unexpected acceleration of systems beyond GPT-4, the requested development pause, AI safety, and international coordination. ## Related Topics - [[wiki/Alignment Problem|Alignment Problem]] - [[wiki/AI Coordination Systems|AI Coordination Systems]] - [[wiki/Control Theory|Control Theory]] - [[wiki/Machine Succession|Machine Succession]] - [[wiki/OpenAI Frontier|OpenAI Frontier]] - [[wiki/Cybernetic Control|Cybernetic Control]] ## Share on Social Media ``` "It is because there is an unexpected acceleration –I probably would not have signed such a letter a year ago– that we need to take a step back, and that my opinion on these topics has changed." — Yoshua Bengio, April 5, 2023, Mila statement on advanced AI and the pause letter https://bryantmcgill.com/simple-reminders-yoshua-bengio-opinion-topics-changed ```