AI brief
Drew Breunig built a working emulator for the Nintendo Entertainment System 6502 CPU into the weights of the Qwen3.5-4B model, inspired by Divyansh Agrawal's qwenputer. NES ROMs such as Super Mario Bros can reportedly be run inside the model, very slowly.
Written by AI from Simon Willison's Weblog's published text.
Source
“dbreunig/nesformer Inspired by qwenputer by Divyansh Agrawal, Drew Breunig baked a working emulator for a Nintendo Entertainment System 6502 CPU into the weights of Qwen3.5-4B.”
Interpretation or community commentary rather than straight reporting.
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