- BBC NEWS | Technology | Pull down the walled gardens –
- Disruptive Conversations: Facebook, MySpace, Twitter and the Return of the Walled Gardens of E-Mail –
- Micro Persuasion: Walled Gardens and the Lesson for Social Networks –
- Kottke: Facebook is the new AOL –
- Coding Horror: Avoiding Walled Gardens on the Internet –
Daily del.icio.us for September 19th
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