Hi Harold,

> Anyone have any idea how they're safely running the code on the server?
> 
> Freaky freaky sandbox action?

No, Freaky freaky jail-and-chroot action - We can support pretty much 
any language that way.  I might finally get round to writing an article 
about how we're doing it, but I've been saying that for months, so I 
wouldn't hold my breath!

Regards,
Carl.