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Comment by Animats

Where is the balance in my wallet stored?

Your wallet stores digital coins and thus ultimately your computer holds your balance. The exchange keeps funds matching all unspent coins in a settlement account.

What if my wallet is lost?

Since the digital coins of value in your wallet are anonymized, the exchange can not assist you in recovering a lost or stolen wallet. Just like with a physical wallet for cash, you are responsible for keeping it safe.

The risk of losing a wallet can be mitigated by making backups or keeping the balance reasonably low.[1]

Ah. This is Chaum's DigiCash, from 1990.[2] A good idea, too early.

It's a system where coins are protected against double-spending by a database back-end. Which is how some centrally issued cryptocurrencies actually work.

The half-anonymity is interesting. The recipient is not anonymous, but the sender is. That may make it a politically acceptable substitute for cash.

It has the nice property that, unlike debit cards, etc., the recipient can't take more of your money than you give them.

[1] https://taler.net/en/faq.html

[2] https://en.wikipedia.org/wiki/DigiCash

parent Animats 2 years ago

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