WOODLAND PARK, Colo. (KRDO) — Although he wants to call it the “Ratcliff Conference Center and Hotel,” his wife has appropriately dubbed it “Bitcoin Manor,” a 5,000 square-foot dream home built entirely with Bitcoin.

Tucked away in a quiet Woodland Park neighborhood, John Ratcliff finished building his “mountain-modern” mansion in September. It has a first floor entirely for guests that include a Harry Potter-themed bedroom that sleeps six kids; the main level is centered around a two-story fireplace; an elevator takes you to a third-floor dedicated to entertaining.

“If I go based on what I paid for my Bitcoin originally, this entire house cost me around five or eight thousand dollars,” said Ratcliff, a video-game engineer who, while right now is on sabbatical, works for Nvidia Corporation, a software company.

After initially blowing off Bitcoin as “video game money,” Ratcliff used his knowledge of computer code to research it more. He then decided to invest $15,000 into Bitcoin in 2013 when it was worth just $100 a coin. Last November, it peaked at over $65,000.

He made a lot of money.

With his Bitcoin fortune, John also bought homes for both his nephews, paid off his kids’ student loans and he’s set money aside for charity.

He knew his initial investment would pay off in a big way, with little risk, except for one possibility.

“The biggest risk to Bitcoin wasn’t that it gets hacked, that the software doesn’t work, I never considered any of those risks. The only risk I ever felt was the government will just declare it illegal at some point.”

But, because it hasn’t been banned in the United States, John is…