Looks like REBOL community was quite seclusive: they weren't using web nor IRC to communicate, but AltME[1]. So, who knows what will happen, when they "come out".
>It is very, very cool, however
Agree. It feels* like if Clojure is a Lisp done right, then REBOL is a metacircular scripting done right.
* It's just feeling, no intention to start holywar.