diff --git a/Privacy-stuff.md b/Privacy-stuff.md
index 26f68ae..c8a0cb5 100644
--- a/Privacy-stuff.md
+++ b/Privacy-stuff.md
@@ -44,4 +44,4 @@ I don't know if, and how much this breaks things. But for now I am happy to not
 
 But this applies to any domain which is ubiquitous enough, `gravatar.com` is just one example among so many. 
 
-To deal with this easily, I find [HTTP Switchboard](https://github.com/gorhill/httpswitchboard) to be the best tool, as to blacklist a ubiquitous domain is simply a matter of point and click.
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+To deal with this easily, I find [HTTP Switchboard](https://github.com/gorhill/httpswitchboard) to be the best tool, as to blacklist a ubiquitous domain with 100% certainty is simply a matter of point and click.
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