Why Nostr? What is Njump?
2023-06-09 12:44:07
in reply to

CJP [ARCHIVE] on Nostr: 📅 Original date posted:2015-08-30 📝 Original message: > > I'm not sure the fine ...

📅 Original date posted:2015-08-30
📝 Original message:
>
> I'm not sure the fine is necessarily small relative to the blockchain
> fees, though (especially if the blockchain fee is zero...)? A long
> chain might get fees into the 1% range, and for a moderate sized
> payment ($5 coffee, 20 mBTC) that would be .2 mBTC, exceeding a 1kB
> txn fee of .1 mBTC...

You assume the present-day exchange rate. When scaling towards larger
numbers of users and transactions, the exchange rate will increase a
lot. This will make the blockchain tx fee much worse. With increasing
numbers of users the route length in Lightning might also increase a bit
(hence increase its tx fee too), but the situation is much better than
with in-blockchain transactions.

A very simplistic estimate of the exchange rate in a very ambitious
scenario: assume a future world of 10e9 people, who have all reached
developed-nation wealth, and who use Bitcoin for all their finances.
Each of them can have 2.1 mBTC of savings. Assuming the average
developed-nation person has about $10e3 savings in today's dollars, 2.1
mBTC savings in our scenario should be equivalent to $10e3 in today's
dollars. So that is $4800 / mBTC = $4.8 mln / BTC! Note that the actual
exchange rate in our hypothetical scenario will be much higher, since
the dollar will have become worthless.

CJP

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Author Public Key
npub13q863scgpsaanrjhfn7dd4h48lgnupgkcs828arzj4pckrq8hh6s4cuzdm