Well that's the worst excuse I have ever heard. Probably just an excuse for lazinessharrygeier wrote:I was talking to someone who left it out in a comparision of slicers in a magazine lately. He said he avoided it , due to it´s awful graphics and other UI issues

The look and feel of any program is just personal preference. And as a software developer myself, I do rather like the KISS "look and feel".
FWIW, I did hear from Jonathan last Friday:
I have to assume from the above statement that development is continuing, but has reached the limits of the current development tool....I'm playing with OpenCL right now, trying to see if I can make some decent speed gains...
Peter