Curious, I did a search sorted by popularity on HN. Palantir appears to be an impressively evil company:
Palantir worked with Cambridge Analytica on the Facebook data it acquired
Palantir is using War on Terror tools to track American citizens
NYPD is canceling its Palantir contract
Leaked Palantir Doc Reveals Uses, Specific Functions and Key Clients
U.S. regulators accuse Palantir of bias against Asians
How Peter Thiel’s Palantir helped expand the NSA’s global spy network
Britain gave Palantir access to sensitive COVID-19 patient records in £1 deal