That’s because, to my understanding, the prerequisite to be able to launch one is “handle the raw, unfiltered firehose of all the traffic on the entire platform”. A relay has to be a mirror of the entire company’s hosting infastructure, and you’d have to essentially do it for free. It’s no puzzle to me why no one’s done it yet.

This is somewhat a “people live in cities” graph, but not as stark of one I expected. Not all big cities are so educated, plus there are a lot of rural places that draw in a surprising number of people with advanced degrees.

Still, I’m amused that Interstate 29 in specific lights up like a string of Christmas lights.

perhaps they should just lay square eggs

There is no such thing as a free and benevolent product with an advertising budget.