Mostly threw paint around. Did buy my first 3d models - a change, and rather quicker than going through the process of doing them myself - and found that I didn't like some of the features so I made a bunch of edits before printing and painting, to include lowering them:
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Also put a lot of paint (and trucks, and couplers...) on some flatcars:
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Took them down to the local store/club to test them on the NTrak modules there, which are deliberately misaligned vertically and horizontally, to give them a good test (here seen on the head end of a string of cars):
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While there, I saw a print job I'd done a while back, now nicely painted:
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My understanding is that the Sherman trains represent factory to depot trains and are going to be running at the Grapevine show next month.