Thank you for the feedback. OK, Im thinking of these things. But maybe you can change your mind - it will work much better with this hidden message, believe me. You can find some smart logos from the net
http://logofaves.com/highest-rated-logos/ if you want compare how beautiful and simple it can be.
Im trying to find way, how to show the key a little bit more but not damage the concept.
Btw, entry #38 have now "normal" letter N.
Rgds,
Denzu