idea. elizabeth was in stealth mode so that _ idea. elizabeth was in stealth mode so that we _ idea. elizabeth was in stealth mode so that we had - idea. elizabeth was in stealth mode so that we had no - idea. elizabeth was in stealth mode so that we had no idea| mode so that we had no idea whether it was going well on the brink of collapse. the retail giant _ the brink of collapse. the retail giant walgreens had a contract with theranos to diagnose patients with it machines. the court heard that theranos was not using its edison machines was instead using openly available diagnostic equipment. the court also heard that some patients had been misdiagnosed. l also heard that some patients had been misdiagnosed. i resent that somebody _ had been misdiagnosed. i resent that somebody would _ had been misdiagnosed. i resent that somebody would make - had been misdiagnosed. i resent that somebody would make such had been misdiagnosed. i resent. that somebody would make such a massive fraud, especially when so many people told her that this isn't working.— this isn't working. elizabeth holmes has _ this isn't working. elizabeth holmes has argued - this isn't working. elizabeth holmes has argued at - this isn't working. elizabeth holmes has argued at triall this isn't working. elizabeth . holmes has argued at trial that she had always attempted to create a genuine product that worked and she never intended to commit fraud. what happened behind those close doors has led to a lot of introspection here in silicon valley. but there is still a culture of faking it until you make it here and until that changes, people worry that what happened in theranos could happen again. james clayton, bbc news.