diff --git a/Dynamic-filtering:-default-deny.md b/Dynamic-filtering:-default-deny.md
index 0845ad3..27f114d 100644
--- a/Dynamic-filtering:-default-deny.md
+++ b/Dynamic-filtering:-default-deny.md
@@ -14,9 +14,13 @@ The benefits of using default-deny are plenty:
- Increase browser security
- Easier on your browser's memory and CPU footprint
-[...]
+The advantages do not come for free. Often, default-deny will require a bit of work the first time you visit a web site. Using [The Guardian](http://www.theguardian.com/) as our current example:
-You can disengage default-deny for the current site with one click: set the "3rd-party" local setting to `noop`:
+
+
+As seen in the picture above, a few 3rd-party domains related to `theguardian.com` had to be un-blocked for the page to display and behave properly. Note that all rules are permanent as soon as they are set (or unset).
+
+You can disengage default-deny for the current site with one click: set the "3rd-party" local setting to `noop` if you prefer to work this way:

Default-deny cancelled locally. Notice that the blocking of 3rd-party frames is still in effect: cells with higher precedence won't have their rules overriden by cell with lower precedence.
@@ -29,4 +33,4 @@ This results in default-deny being disengaged for the current site (`theguardian
>
> ubiquitous servers blocked by default, i.e. no need to pre-emptively block facebook, google, twitter, linkdin, etc. to prevent tracking by these
>
-> provide many real-life examples of how easy it is to un-break websites
+> provide many real-life examples of how easy it is to un-break websites
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