CoinDesk’s Jamie Crawley takes a look at the suddenly-high-profile proposal to revive Bitcoin’s historic “OP_CAT” function as a way of enabling more development on the oldest blockchain. PLUS: the unofficial “ERC-404” tokens driving up fees on Ethereum and highlights from our Protocol Village column over the past week.Read MoreCoinDesk: Bitcoin, Ethereum, Crypto News and Price Data[#item_full_content]