Get a Coinbase card and load it with 5 USDC. Go to your diner and buy your coffee with no conversion fee. What's the difference between this and the diner actually accepting crypto?
you can buy a few usdc tokens and pay for coffee using them seamlessly.
> ²Coinbase will automatically convert all cryptocurrency to US Dollars for use in purchases and ATM withdrawals
https://blog.coinbase.com/coinbase-card-launches-in-the-us-8...
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can also pay in btc assuming youre okay with the conversion fee