diff --git a/machines/shinobu/README.md b/machines/shinobu/README.md
index c7331a5..a419d34 100644
--- a/machines/shinobu/README.md
+++ b/machines/shinobu/README.md
@@ -17,6 +17,11 @@ Protectli Vault Pro VP2420.
 
 It is the main router for my home network.
 
+## Misc Notes
+
+While it has 16 GB of eMMC (unlike the 8 GB advertised on Protectli’s product page),
+I don’t trust the eMMC enough to run the system from it.
+
 ## Notes on Wireless (copied from fuuko’s previous README)
 
 TL;DR: Never try to build an AP yourself, just get a dedicated AP and use OpenWrt.