Blogs, social media, Facebook

dot-com bubble
Nasdaq Composite Index

many companies failed

some survived

Google

shares

blogs

How would you define a blog?

Jorn Barger

Open Diary

Live Journal 

Blogger

What is citizen journalism?

Ohmynews

Wikipedia

wikipedia statistics

(Monica Lewinsky stats)

(Ebola)

YouTube

Facebook

Dunbar's number

(Robin Dunbar)