I don't believe anything claiming 0ms (unless it's on bypass!).
From somewhere else on the internet...
"...with the memory caching, super low latency, _____ and all the others better be watching these guys really close. If you get the demo of it, just be ready to pay the money for it. Once you start using it and hear how good it sounds, and how fluid everything is, you won't want to go back to ______ or _____. It is that good. I see the benefit to VST3 now. I'm using _____'s Free plugin's which are VST3 ... it's like you are moving a knob on a analog piece of gear, it's that smooth and transparent. No glitches, no pauses, no hiccups. And all this on a DAW that _____ brought to it's knees.
It even overrides the buffer settings on my sound card and let's me go lower than it's capable of ...
and it works!" (slightly edited not for content). responsibility for the quote is mine.
I, personally have not tried it but if I had the money, I'd check it out... I have too much $ invested in Cakewalk to "walk"... but what is wrong with using a couple of different DAWs, I imagine a LOT of users do. I just think that this is really interesting.
J