Cool Stuff for D that we keep Secret

[Tobias Pankrath via Digitalmars-d]

>
> I used to love pdfs in blissfully ignorance... until I recently 
> looked
> up the format. You wouldn't believe this, but did you know that 
> it's
> actually possible to embed a *video* in a pdf file? Embed 
> another pdf
> inside a pdf in a hierarchical substructure? Run arbitrary JS 
> code from
> a pdf? (Which, btw, is *not* the "official" JS, but Adobe's own
> hackneyed version thereof.) If you were insane enough, I bet 
> you could
> implement an OS inside a pdf file. Or an FPS.
>
> Content-less website splash pages seem pretty tame compared with
> that(!), unfortunately.
>
>
> T

http://events.ccc.de/congress/2010/Fahrplan/events/4221.en.html