{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"What are the weaknesses of blockchain technology?","a":"Limited transaction speed: When a transaction is published to the blockchain, all nodes in the entire network must participate in the verification and recording of transaction information,  which is a slow and redundant process that requires a large amount of processing power. This makes the transaction speed of the blockchain relatively slow, going against the development of real-time interactive internet infrastructure."}]}],"pr":"00385e375bec3ee2b5efabf0549cb8c5e4eea6ac24d2f00a30404413c8e31c8c"}