Determine the valence intensity of the writer's mental state conveyed in the snippet "one thing puzzles me is that for " fine and 2200 + " quality pictures, one ultra 256mb cf card can only hold 130-140 pics, but the size of the pictures are only around 1.2 mb, the math does not add up.". Provide a score from 0 to 1, where 1 signifies very positive and 0 signifies very negative.