That is very interesting, thank you. I hope the Link header gets wider support in the future. It seems that it could be very useful. One idea is injecting some

That is very interesting, thank you. I hope the Link header gets wider support in the future. It seems that it could be very useful. One idea is injecting some temporary content in all pages of a site without changing the actual content. For example in the recent SOPA blackout, server owners could have injected a css file with a simple configuration of their webserver.