b9_1155what is lightning?
a payment network built on top of bitcoin for fast, small payments.
payments usually settle in seconds for a small fee, but they can fail if no route is found. a lightning invoice is a one-time payment request, usually for a fixed amount, that expires after a set time.
related words
- exchange a company or platform where you buy, sell and trade crypto.
- dead man's switch service a service that releases keys or messages if you stop checking in.
- smart contract a program that runs on a blockchain and moves tokens according to its code.
part of the topic after death: free articles, more words and the guide.
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