To make up for our usual lack of forum replies on this, here's what we discussed in IRC recently.
Please release the program, no matter how early it is, to satisfy people's curiosity and allow proper feedback. And open the source.
I lack a Windows platform to make and test plugins natively, and running Lemmix 1 in Wine has always been a little slow. I'd still be very much inclined to try the new program.
-- Simon