This is the opposite of a breakthrough. It's a marginal change. To a system that doesn't fulfil the requirements of the rest of the article (requires tritium

This is the opposite of a breakthrough. It's a marginal change. To a system that doesn't fulfil the requirements of the rest of the article (requires tritium and the world's most powerful laser). And it might not have even actually happened, the measurements are still being assessed. People are so desperate for an easy, technical answer. But that doesn't mean the is one.