Jagged edges and bottlenecks: The confusing uneven capabilities of AI
- Posted on January 19, 2026
- By The Globe and Mail
- 3 Views
Jagged edges and bottlenecks: The confusing uneven capabilities of AI

‘How can an AI be superhuman at differential medical diagnosis or good at very hard math … and yet still be bad at relatively simple visual puzzles or running a vending machine,’ wonders Ethan Mollick