Bitcoin is the first layer, and it's better than ever.
In terms of fast payments, that's the second layer. Lightning ⚡ has been fantastic for this. It takes a couple of seconds to make payments with it and it's almost free.
You can see lightning in action in many places now. For example,
exchanges, and
stores. You can also see
cool things done with the lightning's lnurl protocol, and
how lightning is being used in El Salvador, where Bitcoin is legal tender. If you're interested to see the state of the lightning network, have a look
here.
If you're looking for a lightning wallet, here are some great ones, all of these are non-custodial:
-
Muun-
Blixt-
Breez-
Phoenix-
ZeusIf you just want the simplest one to use, go with Muun.
In terms of applications, there are many new developments on top of lightning. That's the third layer.
Some examples:
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Sphinx. Decentralized chat/social media/etc, you can even sell your texts/photos/media out of the box. All using sats.
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Juggernaut. Similar to sphinx. All using sats.
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impervious. P2P everything with payments built-in. All based on lightning.
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Login with your lightning wallet instead of user/pass
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lightning address. Make your own lightning address for simpler payments in lightning.
-
zebedee API. API to use sats as micro-payments in games.
- If you ever need to send a fax,
you can do it with lightning- And if you need to send an SMS instead,
here's how to send it with lightningCheck out this
cool visualization of lightning nodes on a mapThere's always new stuff going on around Bitcoin, specially now around lightning, which is very fast, and almost free.