The history of Ethereum based NFTs started from Cryptopunks in 2017. They settled a trend for collectibles. At the time of minting this piece collections still are dominating in the market. And due to Ethereum’s priority gas auction a new term was created - gas wars. In order to secure space in the next block network participants battled and paid above the network average for gas. All these projects were the reason participants paid high gas. It was a battle for resources and eth.