It's impossible to say if everyone does but it's likely there are some people who do.
adjustment - attitude serves as a means to reach a goal or avoid whats undesirable ego defensive - attitude used to protect centrality, or ego value expressive - attitude functions as a means of makinf concrete expressions about certain values knowledge - provides a frame of reference for understanding and adapting to the world
A lot of people have a Twitter. Four out seven people in the world have a Twitter.
To message people on Twitter, you must have an account.
If you are the someone, you have a chance to change your attitude. If it is someone else, you can't. They have to be ready for the lesson.
I have been stalked on twitter but most people aren't.
Yes, you can actually know if someone retweet or mention you in twitter. It is a default feature in twitter and every tweeple (twitter people) can know who followed and mentioned them.
"I don't understand why people look up to egomaniacs in Hollywood."
Competitive Attitude
Yes, the site Twitter is a social network
No he did not, "his" Twitter was created by his PR people.
190,000,000 people follow Twitter.
As of March 17,2011 8,202,406 people are following him on twitter