Elizabeth Holmes was convicted today of three counts of criminal wire fraud and one count of criminal conspiracy to commit wire fraud. The jury delivered its verdict after six days of deliberation.

The government’s victory in the case is a rare rebuke for tech startups, which often pitch investors on their technological prowess and business acumen using wildly optimistic assumptions.

Theranos was, perhaps, an extreme example, raising over $900 million on the back of claims that its proprietary tests were better, cheaper, and less invasive than the competition. None of those claims was true, and unlike many other Silicon Valley startups, the health and safety of patients was on the line.