The idea of money being something physical is almost entirely a fiction. Sure, you can go to your ATM and pull out cash. And you can feel cash in your back pocket and have some tangible comfort there - but in reality, the majority of your money is a number on a screen.

People have to start realizing that money is just a fiction, an idea.

The promise of the Internet is being held back by Visa, Master Card, American Express.

We've weathered a few storms before, like when social networking was considered a fad. I think that we have a track record of being on to something big.

Folks can't carry around money in their pocket. They've got to go to an ATM machine, and they've got to pay a few dollars to get their own dollars out of the machine. Who ever thought you'd pay cash to get cash? That's where we've gotten to.

Gemini is a spot bitcoin exchange. To use it, you sign up with Gemini.com and undergo the initial standard review process, similar to what you'd encounter at a traditional bank. Once you're through, you can ACH or wire cash to the platform, then begin buying and selling bitcoin.