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 - Proof of work was invented to prevent spam. 
- Satoshi used PoW to rate-limit block production.
- Blocks create scarce Satoshis.
- Cashu puts Satoshis into bearer ecash tokens.
- KeyChat (privacy messenger) uses Cashu tokens as stamps to prevent spam.

Full circle  @adam3us. 
 Last post: July 2023 😅 
 He'll come back 
 haha get it, back, haha lol lmfao rofl 
 Bingo 
 The future is here! 

Thanks!
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 chek dm sir 🙏 
 This is the way. 

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 Most of the spam prevention I keep seeing is going to send us straight to modern SMTP where your emails enter a black hole unless you use Google. 

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 Cashu does not put satoshis INTO bearer ecash tokens. It issues an independent token which on its own is incompatible with every other cashu mint doing the same.

A mint itself takes possession of the sats, and offers a service to
- give you tokens for sats
- swap tokens for fresh tokens
- accept requests to pay bolt11 lightning invoices denominated in satoshis and provides an offer exchange rate
- may fullfill payment of aforementioned invoices through bridging to lightning network.

When you send satoshis to a cashu mint, you are effectively selling your sats for tokens under the hope that you can later get some of that value back. 

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 Idk seems okay for privacy and a small amount. But ecash ain’t ₿. Pretty cool stuff. 
 We're talking snailmail postage stamp utility tokens here.  USPS for example prints some unknown quantity of different kinds of stamps each year & sells them for a fixed USD price.  Some kinds hold value more than others.  We don't know their supply issuance.

It's only meant to require a sizeable amount to purchase if you're a spammer.  It's not really meant to be money, but nothing stops a person from valuing it as such I guess 
 I feel like I’m missing something here. Are you saying it serves a purpose to get Sats from one place to another but isn’t a replacement? 
 No, that's as absurd as pasting dollars on a paper envelope to pay the post office to send it. 
 Are you saying it’s worthless? Left side of bell curve here 
 I like the idea of PoW to GET RID OF REPLY GUYS. Thern again
I just want to rather pay for a relay. 
 How we can get rid of reply guys 

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 so, charge people money

amazing!

you know that WoT is more efficient because it pre-thins the field before you even consider message cost 
 Make spam/filter lists importable/exportable/shareable/marketable. 
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