I am one of the maintainers of luvit. There is a meetup in SF on December 6th about it if you are in the area[1].

Also, I wrote a blog post about luvit after a talk I gave at Open Source Bridge which might be helpful in providing some context[2].

[1]: http://www.meetup.com/lua-devs/events/89091842/

[2]: http://ifup.org/2012/07/03/luvit-nodes-ziggy-stardust/