Italian furniture company Presotto Italia is getting quite innovative with their ModulArt series of furnishing systems. They are offering magnetic decorative panels that adhere to the doors of the furniture system which allows you to redecorate it in multiple ways to suite your tastes. If this video is anything to go by, it does look quite easy too.
https://www.youtube.com/watch?v=gFWuzfEFhJQ
They also have a page set up on their site that helps you visualize how the different patterns will get mapped to the different units. And to seal the deal, they have put up some very enticing images that show off how beautiful this can be. Good stuff, Presotto.
Recommended Reading:
Karim Rashid Door Prints
Phototiles for kitchens and bathrooms
40 Decorative Doorstops