author Jake Morrison

Applying for a merchant account so you can accept credit cards traditionally takes weeks. You meet with the bank, show them your financial statements, and explain your business. Then they make you an offer for e.g. %2.8% + $0.30 per transaction (plus other mystery fees that you find …

author Jake Morrison

When I design systems, one of my favorite things is looking at "abuse cases" which define how they behave when confronted by bad actors.

I am a big fan of cryptocurrencies. They give us an opportunity to design systems which enforce and incentivize behaviors, e.g. removing risk and rewarding …