tariqms (25)in #mark • 7 years ago • NoneFact-checking Mark Zuckerberg's testimony about Facebook privacyFacebook’s CEO Mark Zuckerberg remained calm and composed as he sat through more than 10 hours of questioning by…tariqms (25)in #steemit • 7 years ago • NoneLooks interestingit looks interesting but don't know how it works, can anyone please guide
