diff --git a/squiggle_more.c b/squiggle_more.c
index d3a4f63..0b87b7e 100644
--- a/squiggle_more.c
+++ b/squiggle_more.c
@@ -44,7 +44,7 @@ void sampler_parallel(double (*sampler)(uint64_t* seed), double* results, int n_
 
     // uint64_t** seeds = malloc((size_t)n_threads * sizeof(uint64_t*));
     seed_cache_box* cache_box = (seed_cache_box*) malloc(sizeof(seed_cache_box) * (size_t)n_threads);
-    // seed_cache_box cache_box[n_threads];
+    // seed_cache_box cache_box[n_threads]; // we could use the C stack. On normal linux machines, it's 8MB ($ ulimit -s). However, it doesn't quite feel right.
     srand(1);
     for (int i = 0; i < n_threads; i++) {
         // Constraints: