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Mary’s current quilt project has a corner design with an essentially infinite number of 45° triangles, which another custom ruler will simplify: That’s the end result of several iterations, proceeding from doodles to sketches to increasingly accurate laser-cut prototypes: A “ruler” in quilting parlance is a thing guiding the sewing machine’s “ruler foot” across the…

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The faint smell of electrical death
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Eating the conveyor housing, drive shafts, and support struts
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Call it 250 trips = 1 TB of data written to the card
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Seen from a high level, these switches set the absolute “machine coordinate system” origin
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At sensible speeds, this surely does not matter
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Both pairs of motors turned in the same direction
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I have Real Plotter Pens, dammit