Ads. PEace <= There are no ad's!
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How many times am I supposed to delete this answer?
No, it's very unlikely Twitter is going to cost money. What becomes a socializing site that costs money?
You can't gain money through Twitter. You can only advertise a product/service/shop.
Unless you have a mobile phone plan that supports Twitter, then yes, Twitter will charge you money.
Twitter is completely free to the user.
Your mom will pay money for you
Advertisments.
Twitter aren't generating much avenue as they don't use advertising.
No it doesn't.
No it doesn't.
I don't think it needs money.
Twitter is a private company, there are no shares.
Yes, @iamdiddy