{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain address the issue of data availability?","a":"Distributed Data Storage: Blockchain distributes data across multiple nodes, thereby improving data availability and resistance to  tampering. Even if some nodes encounter problems, data can still be retrieved from other nodes."}]}],"pr":"3120733e5cb953fcabc0184c1dc9c6159fe248a1818e8bb798a3dcac655b8158"}