A technology divide, in my opinion, is the only thing that can genuinely create a world war. It could happen if one of the nuclear powers develops a sense of invulnerability and believes they have acquired technological superiority that allows them to safely annihilate their adversary without fear of retaliation.
NFTs are risky because their future is unknown and there is little data to assess their performance. Because NFTs are so new, it may be worthwhile to experiment with them in small amounts for the time being. The value of NFTs is defined by how much someone else is willing to pay for them. NFTs, like stocks, are also investments in which you must conduct research and danger is always a possibility; nevertheless, you must use caution.