I LOVE it! We got a bundle as a wedding gift, and it was such a good choice!
The marble paste is like Chuck Norris against the scungy Brissie hard water! It's awesome!

I think there's a window one you can get - I totally would, we have frosted windows at the moment, so don't need it, but if I ever had clear ones again I would definitely go for it.

The only chemical I use now is sometimes some BAM for the oven.