StoneSwap
getting rid of the rent-seeking middleman in cross-border payments
About
The problem it solves Using stablecoins in the backhand and a hedged FX exposure, this model is able to cut fees dramatically when retail exchanges exchanges their fiat to other fiat.
How it's made
Challenges we ran into Bank or crypto exchange api to automatically, against reasonable fees, buy usdc when the fiat is received on the bank account.