Friday links

"Cluster headaches (aka “suicide headaches”) are probably the most painful medical condition known to science, which makes them a natural priority for some utilitarians. They seem to be extremely treatable by psychedelics like psilocybin and DMT..." 

Jazz recommendations on the ECM record label by jazz pianist Ethan Iverson.  The article also links to  recommendations for recordings on Blue Note, Prestige and Riverside. 

A "revolutionary new cryonics company." 

Social media is worse than you think. 

French Freemasons accused of running hit squads. 

Jesse Walker's "Top 20 Movies of the 1940s"