Rembrandt's lessons for the selfie era

Rembrandt's lessons for the selfie era: why we must learn to look again | Technology | theguardian.com:

"Self-portraits have always reflected self-esteem. It was true in the Renaissance. It was true for Rembrandt, whose late works, which include many self-portraits, go on display in the National Gallery on Thursday. And it is true for us now.

The current obsession with selfies – with makeup or without – reflects a surge in self-confidence that is both admirable and dangerous."

'via Blog this'

1. Why does the article state that our current obsession with selfies is dangerous?  
2. Do you agree with the article's statements about selfies?  Why or why not?