Armstrong Cites Bitcoin’s 21 Million Cap After Fusion Gold Claim

Coinbase CEO Brian Armstrong invoked Bitcoin’s 21 million coin cap after Marathon Fusion claimed it produced stable gold from mercury, refocusing attention on the contrast between Bitcoin’s fixed issuance and gold’s potential supply growth. Marathon Fusion said in an Oct. 22 post that a September experiment used fusion-generated neutrons to make stable gold from mercury at a rate 10 times a CERN benchmark. The company disclosed no amount produced. Its gold-from-mercury claim also did not define what the comparison measures. Armstrong made the Bitcoin comparison in an Oct. 26 post: “You can’t invent anything that will increase Bitcoin supply.