Recently, a mysterious man called Daniel Fitzwilliam has claimed he was an early designer of Libra project from Facebook group. He has tweeted and commented long articles with regard to some insider details of Libra coins created by Facebook group. In his article, he stated there is something dubious about the currency reserve of Libra, and criticized Libra for stealing private information of users by using KYC. Besides, he claimed he joined Libra project in 2017, but he finally left because he was disapprove of the developmental mode of Facebook group, and he said his original mode was plagiarized by Libra of Facebook group. For now, Facebook group does not respond to this issue.