diff --git a/README.md b/README.md
index fd2c6cf93d98e2620c9c8b9d73526bbc42495bf7..a67c26213161bdc27a0b1a329bfb4c675b736583 100644
--- a/README.md
+++ b/README.md
@@ -47,6 +47,10 @@ Reduce the Overhead for the worst cases, there are some ideas :
 
   - Split at seems worst, why ?
   - With optimization for size ?
+  - Try various block size policies:
+    - Adapt grow rate for exponential grows up with information from measured
+      time.
+    - Size of the starting point inferred from reactivity ?
 
 More functions in API: