[shivekkhurana]

> But cross border payments are expensive to facilitate

Although that sounds logical, there are multiple services that offer 0% fx conversion. Wise, Monzo, Niyo etc. These travel cards are what I carry around in a different country.

[sudshekhar]

Once we have ACH/SWIFT running smoothly, we'll start offering even lower rates

Adding funds via credit/debit card incurs an hefty merchant commission.

And hence, no forex company can't sustainably provide 0 FX rates for too long unless they're only taking funds via bank transfer.