Our great sponsors
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zap-iOS
Discontinued Zap Wallet - Native iOS lightning wallet focused on user experience and ease of use ⚡️
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mempool
Explore the full Bitcoin ecosystem with mempool.space, or self-host your own instance with one-click installation on popular Raspberry Pi fullnode distros including Umbrel, Raspiblitz, Start9, and more!
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WorkOS
The modern identity platform for B2B SaaS. The APIs are flexible and easy-to-use, supporting authentication, user identity, and complex enterprise features like SSO and SCIM provisioning.
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Their work is open source and they are using standard Bitcoin protocols. Zap is their wallet https://zaphq.io
Strike is a payment app that uses Bitcoin Lightning network internally to settle payments between financial institutions. It's useful for sending fiat currency denominated remittances instantly and without fees. https://strike.me
When they released Strike in El Salvador, it was an instant success. The president himself contacted Jack.
Transaction fees are 5 cents in the last couple days. The mempool is empty (see https://mempool.space/). If you are paying more, then that's an issue with the exchange or wallet that you are using.
https://github.com/lnbook/lnbook/blob/develop/03_how_ln_work... is a reasonable explanation of you're interested in the technical aspects.