The fact that Manbu "I sell all the amazing stuff in the world but don't have any real-world answers for anything" Sakai said it won't work is about as valuable to me as the fact that DayStar never promised that it would work. }
I almost guarantee you'd need a 32-bit clean ROM for it to work. I wouldn't be suprised if it failed to work with the upgrade, but I'd be very suprised if it *did* work *without*.