[colinmhayes]

bitcoin only completes one block every ten minutes. If you want to be safe you need to wait multiple blocks. Yes, 99+% of the time you're transaction will be included in the next block, but that's not guaranteed.

Waiting a minute is also completely unacceptable. Imagine if you had to wait a minute every time you wanted to sue your credit card, grocery stores would grind to a halt.

[IanCal]

Addressing just the first paragraph, they talked about usdc so they're talking about Ethereum, which has a block time of 10-15s.

[arcticbull]

That’s glacial in the payments space. Imagine you had to stand in front of the counter at McDonald’s for 30-60 seconds to see if your payment went through.