FACEBOOK WHISTLEBLOWER GOES PUBLIC: “The former Facebook Inc. employee who gathered documents that formed the foundation of The Wall Street Journal’s Facebook Files series said she acted to help prompt change at the social-media giant, not to stir anger toward it,” the Journal’s Jeff Horwitz wrote in a profile of Frances Haugen, a former product manager hired to help protect against election interference on the platform. She “said she had grown frustrated by what she saw as the company’s lack of openness about its platforms’ potential for harm and unwillingness to address its flaws. She is scheduled to testify before Congress on Tuesday. She has also sought federal whistleblower protection with the Securities and Exchange Commission.”
Once they have a key, they can obtain and spend cryptocurrency. Without the key, the holder can’t spend or convert their cryptocurrency — rendering their holdings worthless unless and until the key is recovered.

But no true cryptocurrency emerged until the late 2000s when Bitcoin came onto the scene.
The electric carmaker said in May that it would no longer accept the cryptocurrency for purchases. It's been a wild ride for bitcoin the last three years.