I never knew about HL7, thanks for sharing. I agree that simplicity and open standards will win. SFTP is straightforward and has worked well in the past. In ba

I never knew about HL7, thanks for sharing. I agree that simplicity and open standards will win. SFTP is straightforward and has worked well in the past. In banking and finance, SFTP is what powers most programmatic corporate banking. Eventually, I think we'll see SFTP and message queues (like SQS) used more often as processing speeds up. I believe message queues are what powers much of real time payment processing already (https://news.ycombinator.com/item?id=36805571 https://news.ycombinator.com/item?id=36805571)