Actually I always render in Nxt - Exteriors are really fast both on my old Quadcore as well as the Dell supermachine. Its all about the resolution size for me.
Of course interiors need a lot of study before setting render times."
"lets try this...when my goggle arrives today... I shall try to send the panoramic image to email address and see if I can view it in goggle ..most importantly if the software is made as a app...cheers"