I spent a day trying to pay for things with bitcoin and a bar of gold

Ray Dalio, the founder of the largest hedge fund in the world, told Henry Blodget that every investor should have 5-10% of their portfolio in gold. During that same interview Dalio called bitcoin a "speculative bubble" and said that "bitcoin is not an effective medium exchange by and large" and "it's not easy to buy things with the Bitcoin." Dalio isn't the only one asking these questions about bitcoin. If bitcoin really is a currency then it is important that you can buy things with it. But thi...