Recently, the whole world seems to be talking about "meta universe", and technology giants and investors are rushing to it from home to abroad. Just earlier this month, Facebook founder Mark Zuckerberg has renamed "Facebook" to "Meta". Zuckerberg said that from now on, the company's business will give priority to the business of Metaverse, and many investors have also invested in industries and concept stocks related to Metaverse. As of now, we don't know in what way the metaverse w...