Udi Dahan
udidahan.com
Udi Dahan
@udidahan.com
Posts about Software Development, Design, and Architecture.
Founder and CEO of NServiceBus. He/Him.

https://udidahan.com/
https://twitter.com/UdiDahan
https://hachyderm.io/@udidahan
So, back to the ordering of bank transactions.

It turns out the banks have been INTENTIONALLY reordering transactions to cause accounts to get overdrawn so that they can charge overdraft fees - and there was a lawsuit about that:

www.schmidtandclark.com/bank-overdra...
April 8, 2025 at 8:23 AM
It reminded me of an old blog post I'd written about Invariants, and how many developers often get them wrong.

The business world isn't nearly as mathematical as developers would like to believe. For example:

udidahan.com/2014/11/16/w...
April 8, 2025 at 8:18 AM
For those of you not wanting to go there, here's the summary:

> There are probably several areas of sustainability for OSS but without a strong enough revenue/financing model, OSS that tries to expand its breadth of use may end up in unsustainable territory.
March 16, 2025 at 10:12 AM