{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"Does blockchain technology have limitations for data storage and transmission?","a":"Storage capacity: Each node in blockchain technology needs to store the entire data chain, which means that as the blockchain grows, so  does the storage capacity required by the nodes. This can lead to increasing storage pressure on the blockchain system, limiting its application in large-scale data storage."}]}],"pr":"3be636f3cf318c2150af0608bb28d86425fee212155c9839bbc86978b59f18c3"}