Experimentation without concern about outcome in any sense of the word can be messy. But one little mark, one little interaction can present itself as a new vocabulary.
Strange. This came after all those scribble drawings. Something energetic and contained. Simple. Black and red, the only thing simpler is black or hueless scratching.
Again drawing with abandon. This time controlling the number of tools. Mostly scribbling wildly. I may have to put this on the list again to draw over and see what happens.