The WaPo article also references a few of the interesting issues they had: "Then they spent the two years parsing literal truckloads of data, some of which had

The WaPo article also references a few of the interesting issues they had: "Then they spent the two years parsing literal truckloads of data, some of which had to be shipped on hard drives from the South Pole and defrosted outside a supercomputer facility at MIT." https://www.washingtonpost.com/science/2019/04/10/see-black-hole-first-time-images-event-horizon-telescope/ https://www.washingtonpost.com/science/2019/04/10/see-black-... I'd love to read more about this if anyone has an article with more details.