There's no science in this article. First, the standard cheapo fitbit doesn't store much. It goes into the application on your phone. Second, everything is now encrypted, so Google can't reveal it under court order. And nobody can force you to reveal your pass code. This case just has the woman wearing a monitor for a few weeks voluntarily. Just like a heart monitor. It'll be thrown out of court because who wouldn't be a couch potato for money?