Theranos has always been very careful with their words - they make sure that it's not an outright lie, but if not read attentively, can very effictively mask the true meaning.

See this: https://news.ycombinator.com/item?id=10397886

But then, I really wouldn't expect a journalist to be taken in by the PR speak. I'd sort of expect that after years of listening to doublespeak like this, a journalist would see right through... But I guess not.