Elon Musk has done a lot of dumb shit, but "building a tunnel under a city where the water table is around waist height" would be a contender for the dumbest
The Bezos-ified WaPo opinion page continues to be the best place to get stupider in 2026 https://t.co/iTegWDU1hq
This matches my experience; Qwen3.5 4B seems pretty good on reasoning/thinking but terrible on factual knowledge. Spent like five turns trying to convince me Portland became the capital of Oregon in 2023.