I'm sure there will be plenty of jokes about the doors falling off, but in all seriousness, this is a big deal and I hope it works well. Despite my misgivings about Boeing (oversimplifying, I think the current management should be burned at the stake and the company returned to its legendary engineers), this is a crucial capability for the US #space program. Ad astra, y'all.
https://arstechnica.com/?p=2017841