While living in Australia, I was following the Norwegian news but somehow I missed the come-back of the iconic pattern. It is still going strong though and it is now used on many different items; mostly in blue, red and white, the colors of the Norwegian flag.
Actually, while I was Down Under, I also missed the "slow TV" phenomenon! Norwegian people were suddenly obsessed with another kind of entertainment and TV programs. Knitting, baking, fishing, and recently chess playing have had or still have a great success!
I believe that this keen interest for the traditional pattern grown with the comeback of knitting.
Here is some examples of Marius patterned items: