Please give it a try! (Windows and Mac) Let us know about your experience. (We have a discussion forum at https://PolyBrowser.com.) We are also seeking additional team members and industry advisors. Contact me at aaron.travis (at ) polysuite (dot) com.
What I really want to experiment with is using this sort of spatial layout to reflect browsing history, which has a tree structure. So to the right of one page you would see not just another tab, but all the links you opened from that page.