...务建议。**
### 参考文献
- Ollie Leech, [NFTs: How to Create, Buy and Sell NFTs](https://www.coindesk.com/learn/how-to-create-buy-and-sell-nfts/), Coin Desk, accessed on 1 September 2022.
- Ollie Leech, [What Are NFTs and How Do They Work?](https://www.coindesk.com/learn/what-are-nfts-and-h...
...rsonalized interactions"] --> |pre-load $VIRTUAL in wallet|r
c4["merchandise"] --> r
r["rev in $VIRTUAL from users"] --> dev["app developer"]
subgraph revenue
dev --> rev
tax[tax from buy and sell] --> rev
end
rev --> cost1["cost of AI inference services"]
...