Bitcoin is a fascinating though unstable currency that has blown up this year in terms of it's value trending upwards. For skeptics, usability remains an issue...
Photo by: Sarah Tew / CBS Interactive

Blockchain

Blockchain is currently the most popular way to pay with bitcoin via an application, though the hardcore bitcoin users would prefer something more secure...
Photo by: Sarah Tew / CBS Interactive
A closer look at Blockchain's ap.
Photo by: Sarah Tew / CBS Interactive

Bitcoin Wallet

Still a concept, the bitcoin wallet would, when finished, be the most secure way to store, exchange, and pay with bitcoin.
Photo by: Sarah Tew / CBS Interactive
If you lost your bitcoin wallet or it was stolen, the designer explained that your bitcoins would remain intact (as they have been recorded in the account info of every other user) and need only be retreived by you with the use of a password like code you would want to have stored securely elsewhere.
Photo by: Sarah Tew / CBS Interactive
BitPay is the "atm" of Bitcoin, and there are around 1000 of these machines in use already.
Photo by: Sarah Tew / CBS Interactive
You can insert cash and add bitcoin to your account, and you can pay a merchant in bitcoin if they have this in their shop.
Photo by: Sarah Tew / CBS Interactive
This excited CES attendee is buying his first bitcoin... er, well, 20$ worth of Bitcoin anyway!
Photo by: Sarah Tew / CBS Interactive
I couldn't help but ask if the guys running this booth were Bitcoin Millionaires since they were obviously early adopters. I got crickets. I think that's a yes.
Photo by: Sarah Tew / CBS Interactive
Butterflylabs showed off it's specialized hardware for "mining" Bitcoin.
Photo by: Sarah Tew / CBS Interactive
No doubt running a powerful machine could earn you some Bitcoin if you had it set up to mine all the time.
Photo by: Sarah Tew / CBS Interactive

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