Always insist in paying with cash even if they don't have change.
nostr:nevent1qqsqqqx950nz4plgw257zka53wfugvtndfprk8ku6uc4ephcfk4fv0sppemhxue69uhkummn9ekx7mp0qyghwumn8ghj7mn0wd68ytnhd9hx2tcpzdmhxue6...
Hey @fiatjaf, I want to make my master degree final project on nostr-related area. Can you propose an interesting topic of research or suggest an idea to work on?