diff --git a/good_ideas.myco b/good_ideas.myco
index 093edb2..1af9888 100644
--- a/good_ideas.myco
+++ b/good_ideas.myco
@@ -104,4 +104,5 @@ Semantic search for:
 * Graph-based vector indices do beam search on a graph constructed so that beam search on dot product or PQ dot product "mostly" returns the closest (highest-dot-product) result. Do one of several RL/etc pathfinding schemes instead (like https://arxiv.org/abs/2502.18663)? We only have a budget of 100μs per read node, though, so this is a bit tricky.
 * SAEs/dictionary learning algorithms for residual quantization.
 * Minecraft/Factorio crossover modpack via Clusterio-like thing.
-* With modern sensor technology, why can I not buy a toaster even smarter than the Sunbeam Radiant Control Toaster?
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+* With modern sensor technology, why can I not buy a toaster even smarter than the Sunbeam Radiant Control Toaster?
+* Procedural sky background generator (//lots// of galaxies, as from survey telescopes)
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