Recently, my colleague Shayan Mohanty published a technical overview of the papers describing deepseek. He's now revised that article, adding more explanations to make it more digestible for those of us without a background in this field.

martinfowler.com/articles/dee...

You’ll notice that “test coverage” is not one of the desirable properties of tests in testdesiderata.com.

Coverage by itself means nothing. Lack of coverage means something but increasing coverage doesn’t necessarily mean anything.