well there you go:
it is still a work in progress, though I have uploaded a first version for you guys to play around with (in the attachments) 
Attachments
cardboard.blend (850 KB)
well there you go:
it is still a work in progress, though I have uploaded a first version for you guys to play around with (in the attachments) 
cardboard.blend (850 KB)
awesome;). this is just what i need for my virtual freeway off-ramp marketing campaign. it looks fantastic.
This is amazing. Sometimes I forget you can use several material slots
wow this is one incredible shader! thanks for sharing 
Awesome, :eek: keep rocking dude.
ha! that’s pretty cool.
thanks a lot for sharing your art work! Really nice work!!!
Thiz Is Cool

Works like a charm, Blender 2.93 in Cycles 
Yesterday I was looking for something like this, and I couldn’t find it. Today I stumbled upon your post. Thanks man!