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InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
Usually lightning payments don't require the use of debit/credit cards. There is a new protocol called boltcard that allows you to make lightning payments with a prepaid NFC card (https://github.com/boltcard/boltcard). This is very cool but it's in its early stages of adoption.
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