{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Why do blockchain projects need to consider forward compatibility and backward compatibility?","a":"Backward Compatibility: In blockchain projects, backward compatibility means that new versions of nodes can handle transactions and historical data from old versions. This allows users to continue using the  older versions without worrying about losing their assets or data, which promotes a smooth transition between different versions and ensures the long-term sustainability of the blockchain project."}]}],"pr":"38542887a272dc102361c08d2f7029020909ec5a7373b8a06cd27c869c6b0d2c"}