What's an experience using crypto applications that you think would "wow" someone new to the space?

for example, receiving an NFT and being able to open it in NFT gallery viewer was pretty cool for me - or being able to send money to another wallet and see the history of that wallet

Thinkboi

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Being able to list an asset (art as NFTs, mainly, but also tokenised real estate) and sell it quickly. The jump in liquidity is huge.