If you just hold bitcoins they just sit there too mostly. It takes energy to mine them just like it takes energy to mine gold. It seems it takes a bit more ener

If you just hold bitcoins they just sit there too mostly. It takes energy to mine them just like it takes energy to mine gold. It seems it takes a bit more energy to mine a bitcoin than an ounce of gold, but bitcoins have other properties that gold doesn't. (https://www.nature.com/articles/d41586-018-07283-3 https://www.nature.com/articles/d41586-018-07283-3)