A library of useful tightly-coiled belts, useful for raising and lowering belts in constrained circumstances. Uses insane belt-fu to create half-level belts, interlace belts, etc. If you come up with a useful coil, send it to trebor@animeigo.com and I'll consider adding it to the library. More details: https://www.reddit.com/r/Dyson_Sphere_Program/comments/mwi7ci/fantastic_knots_and_how_to_tie_them/