How we scaled to generate personalities for 200 million people

Nice notes about managing cache invalidation! Interested in seeing where you guys go with your product.

Very interesting. I like the idea of putting everything on one server so you can just spin more up.

Nice insights from a technical standpoint, though I'm more interested in the machine learning aspect. Was it dictionary based? How does the system account for sarcasm or the billion+ meme/BuzzFeed posts?

Posts like this is what I like about Hacker News! It would be great if there were other examples like this where organizations share their setup for real-world projects and presences.

Great post - nice layout of the process used. Thanks for the in-depth look at what you did to make it work on such a large scale.

Will you be posting any statistics on users personalities? (Anonymous of course)<p>P.s. Your name is hazardous bra