It sometimes seems as if Facebook's supernatural algorithms can connect people on the merest whiff of a common friend from thirty years ago or a shared workplace and yet to can't spot completely fictitious accounts from running amock.
Perhaps more people should take former US Secretary of State Hillary Clinton's advice and stick to face-to-face meetings to solve their problems.
"How do we maintain relationships when literally with a nanosecond of attention, you can be communicating with anybody around the world? But that's not necessarily relationship building," she was reported as saying at Salesforce conference in October.
Sign up for CIO Asia eNewsletters.