However, this is also the advantage:
One can Gummim pointed shape, so then erase finer contours or smooth surfaces whole areas so that 'pull'.
With this you can edit specific shades or put light reflections.
I've been so right and conceded good effects.
The only thing that seems to me a little uncomfortable, is the slightly sticky consistency.
But this must be true, otherwise it will probably not take the graphite (my guess).
