diff --git a/notes.md b/notes.md
index a1a0df6..c714403 100644
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+++ b/notes.md
@@ -265,3 +265,4 @@
 2022-10-22T06:19:00 - Late-night bugfix on financial RL environment (prophet)
 2022-12-09T18:20:00 - Trying out boneh-franklin approach for IBE (ref. 2003 paper) (prophet)
 2022-12-09T03:11:00 - Minor doc updates: linking to article on quantization (prophet)
+2022-12-10T02:17:00 - Experimenting with FPGA constraints (source: Trimberger 'Three Ages of FPGAs') (prophet)