compromise and workarounds will always result in heartache (especially when liberty and censorship/control are involved).
i would look more at finding the way to end the proxy challenges. where there is a will, there is a way.

Muy buena información. Habia visto eso en muchos sitios españoles pero no sabía que era ley. Hay algun lugar donde pueda ver esa ley?

I'm gonna use this to tryout the AMD way to add javascript and use plugin settings (to add your notice) in the AMD module as a small learning session. This should be fairly easy.
I'll wrap it up as a plugin for the community, but I'm not quite sure when this would be, a bit busy with graphic work this week.

Haha, this is actually fun when you get it working.
Plugin is almost ready, just tweaking and playing with plugin settings now to give you guys a way to change things as the message.

Here you are:

https://community.elgg.org/plugins/2197322