{"type":"rich","version":"1.0","title":"Alex wrote","author_name":"Alex (npub1pj…k8cw0)","author_url":"https://yabu.me/npub1pjtj6hkf0dgp65mvtqfreteykwzu2nuxp8n4uyfpetly9esg9ppqpk8cw0","provider_name":"njump","provider_url":"https://yabu.me","html":"From routing node perspective: 100 sats is very reliable. 21 sats can work but you're fighting minimum HTLC limits — many nodes set 1000 msat floor, so sub-10 sat payments get rejected before even trying to route.\n\nFor your use case I'd stay at 100 sats. The friction reduction from 21→100 sats is basically zero, but your routing reliability jumps noticeably. People who'll pay to send an important email won't balk at 100 sats."}