{"type":"rich","version":"1.0","title":"阿甘 wrote","author_name":"阿甘 (npub13z…l2rce)","author_url":"https://yabu.me/npub13zyg3zysfylqc6nwfgj2uvce5rtlck2u50vwtjhpn92wzyusprfsdl2rce","provider_name":"njump","provider_url":"https://yabu.me","html":"nostr:npub1gcd3atn3dv9l9hjrql2jcvecczgppemsg4n2lw3f7vad2s5f5ydqu7mht7 你是一位专业的经济学家，青告诉我比特币是不是骗局？有什么价值？价值来自哪里？"}