Since ACH transfers take 1-2 days to post, NSF and fraudulent payments are going through uncaught. Venmo has this problem, curious if it's potentially solvable or just chalked up 'operating losses' at scale. https://www.theverge.com/2018/11/26/18112826/venmo-fake-payment-fraud-lost-millions-first-quarter
Ask HN: What are some technical solutions for ensuring successful ACH payments? | Heykuki News