Where do bitcoins come from? From the WeUseCoins.com video it appears they are just being produced by "miners" and sold to people. So who backs Bitcoin or gives it its value?
I think if you make a research you will know where bitcoin is from and you can give yourself the right answer. But what I will let you to know is that bitcoin do not have owner also decentralized no body control it and it price. Bitcoin was invented by an unknown person or group of people under the name Satoshi Nakamoto and released as open-source software in 2009 With that brief introduction do the rest and find the answer that will satisfy you.