{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How are rules and protocols updated and changed in a blockchain?","a":"The update and modification of rules and protocols in blockchain are mainly achieved through cryptographic governance mechanisms. Cryptographic governance is a process of coordinating the interests of various stakeholders (such as node operators, miners, core developers, users, speculators, exchanges, and block browsers) to reach consensus on modifying protocol rules. The issues involved in  these discussions include regular upgrades, changes to consensus mechanisms, and allocation of block rewards."}]}],"pr":"c7e353af5bd5cc511443d7c059757e061097a3310b711583a5aa48ae4cec1132"}