🪨 Here We Go Again: Pet Rock JPEGs on Bitcoin, Ethereum Sell for Over $100K On Friday, two separate on-chain images of illustrated rocks—one hosted on Ethereum as an NFT, the other inscribed on Bitcoin as an Ordinal—sold for six-figure respective sums on secondary markets. An NFT from the EtherRocks collection, EtherRock #95, traded hands this morning for 100 ETH, or just over $209,000. Just hours prior, an Ordinal from the visually identical Bitcoin Rock collection sold for 2.99 BTC, worth just over $111,000 at writing.