Today’s bonus tracks

It’s that time of the morning to share a few extra links that our SmartBrief on Social Media editors didn’t want you to miss.

The first story offers fascinating observations about growing up on Facebook. The times – they are a changin’.

• NYT Sunday Magazine examines growing up on Facebook

• Facebook’s response to uproar on new features

• How to build your blog community using Twitter

• Liz Strauss asks “What is a Social Media Friend?”

• The Air Force takes up social media venues

Photo credit, LAYeiser