Bitcoin payments are processed through a private network of computers linked through a shared program. Each transaction is simultaneously recorded in a "blockchain" on each computer that updates and informs all accounts.

Bitcoins have proven to be a great way to raise awareness for non-profits and even more so used in help funding donations across the globe. Check out this story on how WikiLinks has used bitcoin to help keep public donations alive. Also, read the story of how one olympic team used crowdfunding and bitcoin-like currency to help fund their trip to Sochi.

yes it can be dangerous that because still too new. Bitcoin is only a few years old. It's possible that a competing crypto currency becomes more successful than bitcoin or that somebody somehow finds a major flaw in the system. We don't have decades of history yet.

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