The last plague pandemic began in the mid-nineteenth century, in China, and spread to India, where it killed six million people. At the beginning of the twentieth century, the disease journeyed to America, where a Chinese resident of San Francisco was the first to die of it. Henry Gage, the governor of California at the time, tried to play down the outbreak, speculating that white people were immune to the disease; scores died.

Prismatic gets a percentage of the revenue increase that it generates for publishers, while developers pay a flat monthly fee based on usage, Cross says. It’s still working out pricing for hedge fund API usage. (As a point of comparison, the revenue model for the old Prismatic was the same as the current model for publishers. “We just meant for it to be more like Adsense/Adwords where we ran all this in our own consumer products too,” Cross notes.)