My answer would be: focus. It's nice that you visited YetAnotherCon 2012, and created ten blog posts about it, but honestly, I don't really care.
Storylane focuses on telling stories. http://folklore.org, which does something similar, although even more focussed, is a fantastic read. My hope is that similar intriguing insights into people's lives pop up on Storylane.
That's good for him, but you can hardly clone something, that's an idea in someone's had, right? Thus it seems that - shocker - there was no cloning involved.
>> Whats the difference between this and blogging socially on wordpress.com or blogger or tumblr?
I bet that the authors can explain this better than I can (if they haven't yet in this post on HN)