I'm happy to announce that at a count of 378 I've now built enough modules to cover all possible cases in whatever funky townscape you might want to build with this.
More colors! I had been assuming the combinatorics would go crazy and that all my assumptions would break if I introduced more colors, but I was wrong and it was fine.
Turns out my monitor was too saturated, making me make my colors too dull. This should be better.
I've also added some building effects, grass in the gardens, and colored "bounce" "lighting". I'm real happy even my yellows look good now. Yellows are hard