{"p":"can-20","op":"mint","tick":"can","amt":"1000","rows":[{"df":"qa","content":[{"q":"How does blockchain technology address the issue of high data storage costs?","a":"Edge computing: Blockchain technology can be combined with edge computing to distribute data processing and storage tasks on devices at the network edge. This not only reduces the pressure of cloud data but also reduces data transmission costs  and improves data processing speed."}]}],"pr":"6e65eab8cf79c941f59b1094202c8a88803718ff2bb67f6845733d159a1270a2"}