I've found some photo's that I think explains graphicaly what Dom has explained literaly. I will scan them and post them here as soon as I can. But yes, it looks like it's another blown up marketing angle by BMW.
Here's the "Pictogram" speedo: (only one light for the indicators!!)
And here's the tacho. You can just make out the blanked out "pictures":
Don't know whether this helps at all.
