Time: 20 to 25 minutes · You'll need: a calculator · Builds on: Lesson 9
Warm-up
Check yourself
A NIP-11 document lists `"publication": [{"kinds": [1], "amount": 500, "unit": "msats"}]`. What does one kind 1 note cost to post?
Check yourself
Which relay software stores events in an embedded database on the server's disk, with no separate database server?