Stories by jjmaxwell4

Lessons from Building (and Closing) Double Finance (YC W24)

We Shut Down Double Finance (YC W24)

Google Antigravity exfiltrates data via indirect prompt injection attack

$93B paid in Expense Ratios per year

Default/Override: An Elegant Schema for User Settings

Show HN: ETF Comparison – See Correlation, Overlap, and Holdings

Launch HN: Double (YC W24) – Index Investing with 0% Expense Ratios

Show HN: Double – Design and invest in your own stock index

Steve Jobs, World's Greatest Philanthropist

Google vs. Aurora Borealis

Startup Sets Sights on Mars