Yes!
Exacly like the ace of spades, only maybe with the effect exagerated.
Your free stuff page is a treasure chest!
I had a look at it but I don't know enough about the mat room yet to know what to look for.
And VSS3 is keeping me busy:
I try things and see how it goes but I don't understand how shaders work yet.
Don't know if you've been there but maybe you know what I mean.