Just notice that, you can go to Denkmeier website for some more information.
For a $599 upgrade, it is not bad, however, if you take Lunt's into the equation, such "hack" is not a good deal immediately. Of course, PST hacking by end user is still a very promising and viable way, but then it's not really so if you limit yourself to 60mm ONLY.
Of course, not everyone would be happy with a DIY hacking job, especially when you're doing that with a solar telescope. In that case, this latest offering might be attractive still.
Let's see how it works out, I'm sure that it's going to work out well, but considering the price and competiting product, we really need to be go one more step to be success in this complex market.