This is an American psychologist, Sheryl Turkle, who urges to be more mindful that our social media technology in how we form relationships.
She points how overuse of technology can cause more social isolation and can cause one to fragment /hide from messiness of our meaningful relationships. While tweets, fb can give some information about another person, it doesn't help learn another person deeply/very well.
https://www.ted.com/talks/sherry_turkle_alone_together
The most negative is expecting technology to give us companionship...ie. robots for the isolated elderly.