islandsintherift:finance
Differences
This shows you the differences between two versions of the page.
Next revision | Previous revisionLast revisionBoth sides next revision | ||
islandsintherift:finance [2020/06/02 22:35] – created sam | islandsintherift:finance [2020/06/02 23:20] – [Allowances] sam | ||
---|---|---|---|
Line 36: | Line 36: | ||
==== Allowances ==== | ==== Allowances ==== | ||
- | Sometimes it's useful to be able to draw an allowance, such as for expenses | + | Sometimes it's useful to be able to draw an allowance, such as for expenses, from multiple systems. Rather than moving the entire account, the user has a card with a cryptographically signed script on it, which controls how much can be withdrawn from a generic account. When the user enters the system, they sign on and the bank updates the card to record that it is registered with that system. |
+ | |||
+ | They can then use the card according to the rules on it. For example, they might be allowed to withdraw Cr1,000 a month, so that's what they will be limited to. | ||
+ | |||
+ | A history of transactions is stored on the card, probably using some form of blockchain. This means you can't withdraw in one system, then go to a second system and withdraw there to avoid any limits - the card knows what you've done and where, and will upload that information to the new bank. |
islandsintherift/finance.txt · Last modified: 2020/06/08 17:36 by sam