Blackboards and Creativity

I have a thing about blackboards and creativity.  Perhaps it's the old-school mathematician in me.  I guess I have a thing about coffee and creativity too.  I had mixed feelings about Dublin Contemporary 2011, but I did get this great mug there:

This shot arose from a Sunday morning musing, over coffee, about a scale for a piece.  A composer friend of mine queried the spelling of the D♭/C♯ on Google+, so here is a demonstration of the power of being able to edit your thoughts as the ideas take shape:

I guess it also shows how ideas evolve from sharing in a suitable environment.