What are the Twitter's most important assets?

The most important assets of Twitter are:

1. Its users attention and audience.
2. Hashtags.
3. Limitation of 140 characters for saying our thoughts.
4. Look and feel of the website attracts the users.
5. Unique concept as compared to other social networking sites i.e. Twitter has a different community and group of people as compared to other social networking websites.
6. Databases of Tweets that contains the comments, observations and opinions of the audiences, and the search engine that mines those Tweets for patterns.
7. Twitter is a powerful alternative media platform for the distribution of news, videos and pictures.