Exemples and use cases

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Get flash to fully experience Pearltrees
http://techcrunch.com/2010/08/31/gmail-permanent-failure/ Editor’s note : Guest author Adam Rifkin is a Silicon Valley veteran who organizes a networking group for entrepreneurial engineers called 106 Miles. In this post he argues that Gmail is perhaps not the best vessel for Google’s social ambitions.

Gmail’s Permanent Failure: Only Humans Can Build Software For Humans

Walter Isaacson's biography of former Apple CEO Steve Jobs is out, and it revealed how Jobs was left feeling 'annoyed and depressed' following the iPad announcement back in January 2010.

Jobs 'annoyed and depressed' following iPad announcement, biography reveals

http://www.zdnet.com/blog/hardware/jobs-annoyed-and-depressed-following-ipad-announcement-biography-reveals/15756

Can We Ever Digitally Organize Our Friends? « Design « kev/null

http://kevnull.com/2011/07/can-we-ever-digitally-organize-our-friends.html In Design , Technology on 15 July 2011. When Google+ launched last week, one of the most discussed features was Circles.
StackExchange/StackOverflow is broke. Real broke. Have you tried to participate in it?

Why StackOverflow sucks and participating there is impossible « Words and Stuff

http://goofygrin.wordpress.com/2011/02/01/why-stackoverflow-sucks-and-participating-there-is-impossible/
After a half day of using Google+ with the limited number of people I know in the field test so far, I like it a lot.

What Google+ Learned from Buzz and Wave

http://smarterware.org/8248/what-google-learned-from-buzz-and-wave