diff --git a/readme.md b/readme.md
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+++ b/readme.md
@@ -1,5 +1,7 @@
 # Raspberry Pi Pico 2 - with Rust!
 
+Mostly stolen from https://github.com/rp-rs/rp-hal/tree/main/rp235x-hal-examples
+
 # Setup
 
 1. Get `rustup` and `picotool` by running `direnv allow` (or however you like)