a Faber Castell's pen using only a one spiral line, which, because of the precision and control of the product, can create a very realistic painting.
Of course it was an artist who was able to create this gorgeous works. But he, the illustrator, needed a pen with which he can control the line and make it bolder where necessary.
So, they didn't want to speak about the strengths of their product? Apparently, it's exactly what they did and did very well. Even more, the whole core of this great campaign is to show how well this pen performs in precision and control.