I have to say The Hovering Sojourn
It had a really cool sort of feel to it and I knew it was only going to be around 28 seconds long (shortest track ever released by the band) but I actually found myself wanting to hear it for a little bit longer, which is the reason it gets my vote because normally any music like that I completely dislike when I hear it in other contexts, that being said this is DT after all and I really valued all the NOMAC tracks for what they were supposed to be