I've been playing around with dot drawings lately....it is slow and monotonous, but slow monotony is kind of my thing.
Here we have the progression of a self-portrait:
And the finished product...:
This is the first one I tried. I messed up on the nose, noses are always hard, but I really love the smile crinkles:
And finally, far and away my favorite dot drawing. Check out the wrinkles on the left hand sleeve (your left, not his). I love those sleeve wrinkles: