diff --git a/README.md b/README.md
index cf79e88..498282a 100644
--- a/README.md
+++ b/README.md
@@ -13,3 +13,5 @@ NB: I have no idea how to make extensions. You might know better than me.
 [`web-ext`](https://github.com/mozilla/web-ext) is pretty cool for running the extension.
 
 The code as-written is pretty hacky, but it does work.
+
+For testing see [this issue](https://github.com/rust-lang/rust/issues/35121#issuecomment-243008208) ("Load more") or this [pull request](https://github.com/rust-lang/rust/pull/111503/files#diff-b12d31237d3790cfe414f072d2ac7ed12906ccbc95f01b7454c72ebab5001421) ("Load diff"). For debugging on android see [this page](https://extensionworkshop.com/documentation/develop/developing-extensions-for-firefox-for-android/).
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